Article
A Comparison of Beginning and Advanced Engineering
Students’ Description of Information Skills
Kerrie Anna Douglas
Visiting Assistant Professor
School of Engineering
Education, Purdue University
West Lafayette, Indiana,
United States of America
Email: douglask@purdue.edu
Amy S. Van Epps
Associate Professor of
Library Science, Engineering Librarian
Purdue University,
Siegesmund Engineering Library
West Lafayette, Indiana,
United States of America
Email: vanepa@purdue.edu
Brittany Mihalec-Adkins
Research Assistant
Educational Studies, Purdue
University
West Lafayette, Indiana,
United States of America
Email: bpadkins@purdue.edu
Michael Fosmire
Professor of Library Science
Head of Physical Science, Engineering,
and Technology Division of Purdue Libraries
Purdue University Libraries
West Lafayette, Indiana,
United States of America
Email: fosmire@purdue.edu
Şenay Purzer
Assistant Professor
School of Engineering
Education, Purdue University
West Lafayette, Indiana,
United States of America
Email: purzer@purdue.edu
Received: 8 Dec. 2014 Accepted:
13 May 2015
2015 Douglas, Van Epps, Adkins, Fosmire, and Purzer. This
is an Open Access article distributed under the terms of the Creative Commons‐Attribution‐Noncommercial‐Share Alike License 4.0
International (http://creativecommons.org/licenses/by-nc-sa/4.0/),
which permits unrestricted use, distribution, and reproduction in any medium,
provided the original work is properly attributed, not used for commercial
purposes, and, if transformed, the resulting work is redistributed under the
same or similar license to this one.
Abstract
Objective
–
The purpose of this research was to examine how beginning and advanced level
engineering students report use of information when completing an engineering
design process. This information is important for librarians seeking to develop
information literacy curricula in the context of engineering design.
Methods
–
Researchers conducted semi-structured interviews about information strategies
used in engineering design with 21 engineering students (10 first and second
year; 11 senior and graduate). Researchers transcribed interviews and developed
an inductive coding scheme. Then, from the coding scheme, researchers extracted
broader themes.
Results
–
Beginning level engineering students interviewed: (a) relied primarily on the
parameters explicitly given in the problem statement; (b) primarily used
general search strategies; (c) were documentation oriented; and (d) relied on
external feedback to determine when they had found enough information. Advanced
level engineering students interviewed: (a) relied on both their own knowledge
and the information provided in the problem statement; (b) utilized both general
and specific search strategies; (c) were application oriented; and (d) relied
on self-reflection and problem requirements to determine when they had found
enough information.
Conclusion
–
Beginning level students describe information gathering as externally motivated
tasks to complete, rather than activities that are important to inform their
design. Advanced level students describe more personal investment in their use
of information through consideration of information based on their prior
knowledge and questioning information.
Future research should consider how to best support beginning level
engineering students’ personal engagement with information.
Introduction
With the vast amount of information readily available
to current students on the open web and through library resources, the skillset
necessary to navigate through information and use it appropriately is arguably
one of the most important factors for educational success (Bruce, 2004). All
students, both undergraduate and graduate, need to possess information literacy
skills to manage the rapidly changing technological environment. In particular,
future and current engineers are challenged to be adept at information literacy
as rapid research and technological advances in their fields generate new and
changing information that directly impacts their daily work. Throughout their
careers, engineers must stay current within their field and incorporate new
information to inform their own professional development (Fosmire &
Radcliffe, 2014). Innovation and future technology are, at least in part,
influenced by information literacy skills (Fosmire & Radcliffe, 2014).
In this qualitative study, we report data collected
through interviews with students rather than relying on surveys or other
quantitative measures of students’ thoughts. This approach is especially
helpful in uncovering assumptions, conceptions, and strategies students might
employ as they solve open ended engineering problems that might be difficult to
capture, for example, in a more formal survey or analysis of work products. By
discovering the information strategies students use in an engineering context,
the results will provide insight into the misconceptions that need to be
corrected, as well as areas of strength that can be built upon in instructional
interventions.
Information literacy skills are an important part of
undergraduate and graduate education. For example, the Association of College
and Research Libraries (ACRL) standards state an information literate person
should be able to effectively search for, identify, evaluate, use, and document
information (ACRL, 2000). In addition, the document Criteria for Accrediting Engineering Programs, created by the body
which accredits engineering programs, ABET (Accreditation Board for Engineering
and Technology), includes a requirement that students demonstrate life-long
learning skills (2013). As we prepare future engineers, it is necessary to
cultivate habits of information literacy that will serve as the prerequisites
for life-long learning. According to a 2006
report, 91% of responding engineering employers rated life-long learning as
either essential, highly important, or moderately important (Lattuca, Terenzini, & Volkwein, 2006). Yet, Lattuca and colleagues note that in the years
since this criterion was originally released, growth in preparing engineering
students in life-long learning skills has been relatively stagnant.
Research directed specifically at engineering
students’ information literacy is sparse. Of the research conducted, some
inconsistency has been noted between first-year engineering students’
self-assessment of their skills and actual task performance (Atman, Cardella, Turns, & Adams, 2005; Atman, Chimka, Bursic, &
Nachtmann, 1999; Douglas, Wertz, Fosmire, Purzer, & Van Epps, 2014; Wertz,
Purzer, Fosmire, & Cardella, 2013). It can
be difficult to ascertain whether inconsistencies are genuine self-inflation or
artifacts of the surveys used. As Davidson (2005) noted, there is a sea of
qualitative assumptions behind every quantitative measure. The purpose of this
current research is to gain a deeper understanding into how engineering
students discuss use of information literacy principles in the context of
engineering design. The implications of this study include specific
recommendations to inform decision-making among academic librarians and areas
to target for curricular interventions.
Literature Review
Information Strategies of Engineers
Dym, Little, Orwin, and Spjut (2004) define
engineering design as “a systematic, intelligent process in which designers
generate, evaluate and specify designs for devises, systems or processes whose
form(s) and function(s) achieve clients’ objectives and users’ needs while
satisfying a specified set of constraints” (p. 6). While there are many models of the engineering design process, it is
commonly understood to result in the creation or adaptation of a product,
system, or service after a process of feedback loops and iterations (Fosmire
& Radcliffe, 2014).
The use of information in engineering design is
context dependent. One of the roles of the engineer is to determine the type
and depth of resources needed to complete the project (Ellis & Haugan,
1997; Tenopir & King, 2004). Engineers have been characterized as using a
“least effort” approach to information gathering. That is, their goal is to
find “reliable answers to specific questions,” in contrast to scientists who
are motivated more by deeper understanding of concepts (Pinelli, 1991).
Further, engineers try to minimize loss (e.g., of time or performance) rather
than maximize gain of finding the perfect solution (Pinelli, 1991). Engineers
value accessibility above all else and rely on colleagues, personal knowledge,
and personal collections as the most desirable sources of information (e.g.,
Engel, Robbins, & Kulp, 2011; Gerstberger & Allan, 1968; Leckie,
Pettigrew, & Sylvain, 1996). However, engineers with advanced degrees
(Kwasitsu, 2003) and exposure to information literacy coursework (Holland &
Powell, 1995) consult formal information sources (e.g., journals, standards,
patents) at a higher rate than those without. In recent years, Google has
become an important first-resort method of professional engineers as well
(Allard, Levine, & Tenopir, 2009).
Ingwersen and Jarvelin (2005) conceptualize
information use as centered on work tasks, where an engineer determines
knowledge gaps between the task and their ability to complete it. Ellis and
Haugan’s (1997) behavioral model for engineers includes processes of Surveying,
Chaining, Monitoring, Browsing, Distinguishing, Filtering, Extracting, and
Ending. Recently, there has been a movement to combine information literacy and
engineering design processes in an effort to cultivate information literacy
skills and life-long learning among engineering students (Fosmire &
Radcliffe, 2014). Fosmire (2012) applied Kuhlthau’s (2004) Information Search
Process (ISP), which comprises the stages of Initiation, Selection,
Exploration, Formulation, Collection, Presentation, and Reflection to
engineering design. Certainly, the engineering design process extends beyond
information literacy; however, the skills needed to seek, evaluate, apply, and
document information are essential to successful design (Purzer & Wertz,
2014). Johnson and Simonsen (2015) condense the above (and additional)
information process models into the core tasks of Start, Survey, Evaluate,
Gather, and Finish. The above process models show a great deal of similarity,
which gave the current authors confidence in using Kuhlthau’s ISP model as the
basis of interview questions. While all the process models show similar stages,
Kuhlthau’s model is more highly tuned to the information components, so
provides the opportunity for more focused questions.
Engineering Students’ Information Literacy Skills
Prior research related to undergraduate students’
information literacy has shown that while students report an overall confidence
in skills associated with IL, such as evaluating information, there are aspects
in which students do not feel adequately prepared. For example, Head and
Eisenberg (2010) found 84% of undergraduates surveyed had difficulty getting
started in the search process and synthesizing information. Similarly, in a
study of first-year students, 74% struggled with online searches and 43%
reported problems making sense of all of the information gathered (Head, 2013).
Engineering students tend to use library resources less frequently than in
other disciplines (Collins & Stone, 2014) yet, is unclear why, highlighting
the need for more research to understand engineering students’ information
literacy skills and habits.
Emerging engineering education research has pointed to
areas where librarians and instructors could further support engineering
students in information literacy. For example, researchers have found
differences between novice engineers and expert engineers in how they use
information to make design decisions. In particular, expert engineers seem place a higher value on the role of information in
solving design problems than do beginning students. Mosberg et al., (2005)
found that when engineering experts were asked to select the most important
aspect of design, they ranked gathering information as the fourth highest of 24
design activities. Atman, Adams, Cardella, Turns, Mosborg, & Saleem (2007)
found experts collected substantially more information, over a larger breadth
of topics, than students when engaged in design. Although
engineering students have a strong self-perception of their information
literacy skills (Ross, Fosmire, Wertz, Cardella, & Purzer, 2011), their
actual performance was poor when asked to identify reliable sources and
appropriate use of information to support a design decision (Wertz, Purzer,
Fosmire, & Cardella, 2013). Even
Masters-level engineering students did not demonstrate an effective search
process or awareness of library sources or services (Johnson & Simonsen,
2015).
Most studies of the information skills of engineering
students have focused on citation analysis, specific search strategies and
database use (Bhatt, Dennick, & Layton, 2010; Hensel, Brown, & Strife,
2012; McAlpine & Uddin, 2009; Welker, McCarthy, Komlos, & Fry, 2012;
Wertz et al., 2013). These research studies, when taken together, speak not
only to the challenges associated with methods of self-report measurement, but
also to challenges associated with engineering students’ development and
recognition of their own information literacy skillset. Without recognition
that their own skills could be further developed, students are unlikely to be
motivated to actively engage in increasing their information literacy. This
study, on the other hand, asks less directed questions regarding library
services than what has previously been done (George et al., 2006) and
concentrates on the students’ general conception of their processes (see
Appendix).
Aims
While there have been some quantitative studies of
engineering students’ information literacy, a deeper look into the varying
skill levels between advanced and beginning students is needed. Furthermore,
there is limited research directly related to how engineering students describe their use of information when
faced with a design project. Before curriculum can be developed to target
engineering students’ information literacy needs, there must be an exploration
into how students report using information specifically when faced with
engineering design. Therefore, a qualitative approach is needed to inform the
conceptualization of how beginning and advanced students approach information
when faced with an engineering design project. According to Peshkin (1993), one
of the key outcomes of qualitative research is the ability to make
interpretations that “explain or create generalizations, develop new concepts,
elaborate existing concepts, provide insights, clarify complexity, and develop
theory” (p. 25). Our study seeks to provide insight into how engineering
students describe their use of information, for the purpose of informing future
curricular efforts that target information literacy in engineering design. In
particular, we are interested in informing first-year and senior level
curriculum for engineering students.
Methods
Setting, Participants, and Interview Structure
We developed the research design based on the
responsive interviewing method of qualitative research, as discussed by Rubin
and Rubin (2012). To inform how to support information literacy for first-year
and senior engineering students, we purposefully chose to interview two groups
of students. “Beginning” level students are defined as being in their first or
second year of their undergraduate engineering program and “advanced” level
students are defined as being either a senior or a graduate student in an
engineering field. We included second year and graduate engineering students in
order to capture skill development gained through the current academic year.
Therefore, a purposeful sampling strategy was used to create comparable groups,
in an effort to fairly examine beginning and advanced engineering students with
regard to information literacy.
We conducted the study at a large mid-western
university with a large College of Engineering. After obtaining human subjects
research approval, we recruited interviewees through posted fliers in campus
buildings where first-year and advanced engineering courses are routinely
held. The flier stated that students
would be paid $15 for participating in the study. Students went to an online
survey and entered their year in school and email information. Only students
that fit our study criteria (first-year, second year, senior, and graduate
engineering student) were interviewed. We described to interviewees the purpose
of the interview, the procedures that would occur during the interview, and
reiterated the voluntary nature of the interview. Interviewees were asked to
give informed consent prior to interviews. Qualitative studies do not have
rules on sample size. Patton (2002) states the information richness of the
cases selected is more important than the number. We interviewed a total of 21
engineering students, 10 beginning and 11 advanced, for approximately 30
minutes each. All engineering students at the University are admitted as
first-year engineering students, then they apply to engineering disciplines in
the sophomore year. The students’ majors represented include: first-year,
aerospace, chemical, civil, computer and technology, electrical, industrial,
materials, and mechanical engineering. Throughout this work, we refer two
groups of students. “Beginning” refers to the eight first-year and 2
second-year engineers while the “advanced” group refers to four seniors and
seven graduate engineering students. The
interviewee demographics are shown in Table 1.
Table 1
Interviewee Demographic Information
|
Beginning (n=10) |
Advanced (n=11) |
|
Residency |
U.S. Citizen |
10 |
4 |
International |
0 |
7 |
|
|
|
|
|
Gender |
Male |
7 |
9 |
Female |
3 |
2 |
|
|
|
|
|
Ethnicity |
White |
8 |
3 |
Asian Pacific |
2 |
6 |
|
Other |
0 |
2 |
We created a semi-structured, responsive interview
protocol based on guidelines from Rubin and Rubin (2012). Responsive interviewing
allows researchers to probe for deeper insights based on information provided
by the interviewee, compared to a semi-structured or structured interview. In
responsive interviewing, the emphasis is on hearing what the interviewee is
saying and in the moment having the flexibility to ask follow-up questions that
may not have been predetermined, as well as to foster an informal,
conversational environment where students felt comfortable discussing their
information literacy practices without feeling like they need to provide a
“correct” answer.
The initial set of questions were written to include
each stage of the Information Search Process (ISP) (Kuhlthau, 2004) in the
context of an engineering design project (see Appendix). The ISP is an evidence-based
process model for research, and thus it was used as the underlying framework to
make sure all phases of research were addressed in the interview. Multiple
follow-up questions were asked to encourage students to think deeper about each
topic. As part of the interview protocol development process and training for
the undergraduate research assistants, two pilot interviews were conducted and
revisions were made to the protocol based on feedback from the interviewees.
The first author and two research assistants, trained in the responsive
interviewing technique, conducted interviews. None of the interviewees had
interacted with the research team prior to this research project. Interviews
were conducted in a private conference room located in a campus engineering
building. Student interviewees were instructed to think about a recent
class-related design project when answering the questions. Each interview was
audio recorded and transcribed.
Analysis
We followed Patton’s (2002) guidelines for qualitative
data analysis following a thematic analysis approach, which allows findings to
emerge from the data. Three of the authors began by open coding a subset of 10
interviews (five beginning and five advanced), one question at a time. Next,
our research team reached consensus on a coding scheme which consisted of 159
total codes that spanned the 11 main questions. Based on that coding scheme,
two researchers coded all interviews (one question at a time) and compared
results. Discrepancies in coding were then discussed until consensus was
reached. Our team examined the categories and found broader categories to
collapse codes into, resulting in 17 consolidated categories: Application,
Consider Options, Little Reflection, Documentation, Group Process, Information Discovered,
Information Given, People, Pragmatic, Reflection, Saturation, Selecting
Information, Solution, Solution Found, Structured Information, Synthesis,
Uncertainty, and Unstructured Information. From these broader patterns, themes
regarding beginning and advanced level students’ information literacy
strategies emerged. Once identified, we carefully examined the data for any
examples that contradicted or diverged from the asserted theme. Any themes that
had contradictory examples were removed from the presented results. In
addition, we considered the strength of each category by examining whether
every student in the group (beginning and advanced) had coding reflective of
the category. This process resulted in five themes that are presented and
discussed in the results.
Results and Discussion
In this section the five themes are broken out below,
compared and contrasted between beginning and advanced groups, then each group
is further characterized with supporting examples.
Awareness of Information Needs
Beginning students in our sample limited their
discussion of information needs to those needs given to them through assignment
guidelines or talking with instructors. Advanced level engineering students
more frequently discussed the need to identify information for the purpose of
completing a successful design.
Beginning
Beginning level engineering students were aware of
their information needs based on information given to them by instructors.
Students discussed reading and re-reading the design problem to determine what
information to find. For example, one beginning level student said “I look
over, I guess, all the guidelines and make sure I’m clear on everything”. The
students discussed that they were new to engineering and instructors must guide
them into design projects by providing detailed instructions related to the
design problem. For example one beginning student said, “Right, well, I’m just
a freshman obviously so I’m in first year so a lot of the times they will
pretty much just lay it out and say ‘these are the constraints’.” Another
beginning student phrased knowing what information to find “mostly using the
guidelines given to me.”
Advanced
Advanced level students recognized information needs
based on information provided by instructors, but they were also able to
identify what to learn and then used information they found to identify
additional gaps. In this way, they involved themselves in raising their
awareness of information needs beyond what instructors had explicitly stated.
So when I’m
given a problem, I try to understand what it means…what background is required
for the project. Like….I had to
work…..not right now but before this I had to work on an engine related
project. And I didn’t understand much
about it so I went on to read about engines.
Try to figure out what my part is in that and then see if I can
understand it properly so that I can take it up as a project and go ahead with
it.
Strategies for Searching
Beginning engineering students in our sample almost exclusively
focused on general search strategies, whereas advanced level students discussed
specific information sources used to locate technical information. In addition,
advanced level students used their own personal judgment to determine the
appropriateness of a specific information source, rather than only relying on
taught heuristics.
Beginning
Both in terms of locating and evaluating information,
beginning level students identified efficiency as guiding their search
strategies. They utilized general search engines to locate sources (e.g.,
Google). One beginning level student said, “we don’t really have too well of a
process for initially just coming up with a good source. It’s more a trial and error, I guess”, and
that they “tend to just search for the main keywords that [they’re] trying to
look for”. In evaluating sources, they
discussed readily available information, such as URLs, to determine the quality
of a source. The beginning students placed a high value on where the
information originated: “…usually try to look for like reputable sources like
anything with like a .gov or a .org tend to be better than like a blog or
something”. Another student explained:
You can look at
the URL and determine like if it’s .gov then it’s usually credible compared to
a .com and we also look at the author information and determine if they’re a
nobody… and they’re talking about things that a PhD student could be talking
about and it’s not necessarily as credible as it could be.
Advanced
Advanced level students discussed reliance on general
search engines and readily available evaluation criteria (e.g., domain name,
host), similar to beginning level students, but they also reported utilization
of their prior knowledge to make decisions about the usefulness of information.
For example, they considered their knowledge gained from previous designs
projects. They reported consulting forums, filtering information they found
through their own experience to see if it was reasonable, and cross-checking
information from multiple sources. Some students reported techniques to
evaluate reliability such as replication of the source’s information through
modeling. A student said a source was credible
if you can
replicate the results. So, if you get an
equation that says this and then they give like a sample…..some other places
will give you a sample……if you use the equation and you get the same value and
you can find the same equation somewhere else, it’s good. It’s basically a two-step check. So, if you can find the information somewhere
else, then you know it’s good.
Another student said:
…if you like
come across any website or page that you haven’t seen up to now, you try to get
some sort of a feedback about that website…..maybe through the reviews given in
the bottom or ask somebody about the credibility of the paper.
Extraction of Information
When it comes to extracting information from sources
to apply to a design problem, beginning level students utilized less
sophisticated reading strategies, and they had a utilitarian purpose for using
information sources. Advanced level
students tended to report advanced reading strategies and to independently
replicate results before using the information in their project.
Beginning
In terms of actual use of information, students
described using information as a way to justify their solutions, for example,
fulfilling an assignment’s requirements for sources, rather than as a way to
generate new ideas to solve a problem. One student described citing as a way of
increasing credibility:
I feel like that
if we would just do that as much as possible [cite sources] then that helps the
audience know that we’re not just like throwing stuff out there. We’re not just
making up stuff and that we’re actually using sources and that we try to base
our entire project off of credibility of sources and stuff like that.
Beginning level students also discussed reading entire
sources to understand information, rather than reading pertinent parts,
indicating that they are having a hard time understanding the structure and
perhaps content of papers, using brute force measures to extract meaning. “I
try to read the entire source at least two to three times so I thoroughly can
understand everything they’re saying and make sure that I understand it so I
can actually apply it without overlooking little details in it.”
Advanced
Advanced level students discussed scanning for
information in pertinent paragraphs, rather than reading straight through. Advanced
level students also discussed attempts to replicate the results or use data
from sources for calculations. The results of those activities inform whether
the information was used in the design. Students described pulling out the
relevant parts of an information source:
Generally I’ll
read probably half of it. Well see, like, if it’s a good source I’ll read the
first two paragraphs and then continue reading word for word almost. If it’s
not exactly what I need I’ll skim the first couple sentences in each paragraph
and skip until I find something that’s relevant.
and,
For this year I
did project [and found] 60 or more articles that total 400 pages. There’s not
enough time. So I, like…..you know you find…..you know “ctrl + F” for the terms
you want and you read the page above and below it and then move on with your
life.
Sufficiency of Information
Students in both groups discussed some level of
uncertainty in describing how they knew they had found enough information;
however, how they determine the amount of information needed varied. Beginning level students more frequently
discussed external factors to terminate their search for information, such as
time constraints or lack of new results from a search engine, while advanced
level students discussed determining whether their questions were completely
answered as the mechanism for deciding when to stop looking for information.
Beginning
Beginning level students mentioned external feedback
as a way of knowing when they had found enough information. Students discussed
ending the search process based on pragmatic issues such as an answer found,
group agreement, and time constraints. One student said, “I think when the
information that we have starts to overlap more and more and we don’t find anything
new in, I don’t know, ten….fifteen minutes then….well that’s just saying that
we run out of things to find.” Another student described getting search results
as ending the process, rather than thinking about other search terms or
strategies, “I guess it’s more when I’ve exhausted all the sources I can find
and because if I type something in Google, first couple of pages will be real
useful but after a while it’s completely irrelevant to what I’m doing.”
Advanced
Advanced level students reported the use of internally
constructed measures to determine whether they had sufficient information. They
discussed internal decision-making related to sufficiency of information. For
example, one advanced level student said, “It’s hard to say. It’s very hard to
say. Maybe when I try my idea, I find I’m not….I have not enough information so
I go back to search again.” Other students described the internal process they
go through, such as “When you’re not asking yourself questions, I guess, when
you are at a point when you have gone far enough to continue self-reliantly, I
think, is a point where you can say you have enough information.”
Organization of Information
Beginning level students more frequently reported
organization of their sources in a simple Word file, although both advanced and
beginning level students did describe using that technique. Advanced level
students also reported the use of additional methods, such as bibliographic
management tools or filing papers by subject within folders. None of the respondents
utilized advanced strategies such as rating or tagging sources within
bibliographic systems. Sharing information among project team members was also
mentioned more frequently by advanced level students than beginning level
students.
Beginning
Beginning level students focused on the documentation
aspects of the information search process, such as securing citations and
references, rather than focusing on how they interact with information (e.g.
collecting, using, and applying information). Strategies for maintaining
information were not as clearly described as the role of citation in
presentation. For example, in response to the question, “What do you do with
information?” one student replied:
Copy down what I
think would be really useful into a Google doc, bookmark or just find the link
and write down the link so what I think are the more useful sites that I can
just refer back to them.
Advanced
Advanced level students discussed systems for saving the
information about sources throughout the duration of the project, through tools
such as electronic folders, bibliographies, and notes. One student describes
one such organizational method as: “I keep a little folder for the specific
project on Firefox or whatever browser I’m using. Professors, I write down
their name, what the information was, the date…I keep specific tabs inside the
folder for online ones...”
Summary
Through the analysis process several themes regarding
similarities and differences between beginning and advanced level engineering
students’ information literacy strategies emerged.
All beginning level engineering students interviewed
described:
(a)
reliance
on the problem statement and parameters as explicitly given,
(b)
use
of primarily basic search strategies,
(c)
orientation
toward documentation purposes of information, and
(d)
reliance
on external feedback to determine when they had found enough information.
All advanced level engineering students interviewed
described:
(a)
integration of both their own knowledge and
information provided in the problem statement,
(b)
use of both basic and advanced search strategies,
(c)
application purposes of information, and
(d)
integration of self-reflection and problem
requirements to determine when they had found enough information.
Conclusion
In this study, we were able to identify several
differences between the information habits of beginning and advanced level
students. As might be expected, beginning level students exhibited less
sophisticated strategies, relying more on rote or external operations and
measures of success. They treated information gathering more as an activity to
be completed as a mechanistic part of an assignment (e.g., collect five
sources), rather than as a means of improving their work products or increasing
their understanding. Indeed, beginning level students treated the projects
themselves more as externally motivated tasks to complete rather than
activities in which they were personally invested. Advanced level students, on
the other hand, had internalized the purpose of information gathering. They
compared information found to their prior knowledge and asked questions of the
information, for example, whether it met their needs and whether unanswered
questions remained.
In this respect, the advanced level students do seem
to be acting more like experts than novices (Wankat & Oreovicz, 1993).
Among other characteristics, Wankat and Oreovicz (1993) observe that experts
can “chunk” information and identify fundamental information. Rather than treating each bit of information
as separate and independent, they can identify relevant information and draw
inferences from incomplete information, and they take time to define (and
redefine) and explore a problem, rather than jump to a conclusion. Novice
students use trial and error instead of coherent strategies.
It should be noted that expertise is typically limited
to a particular field (e.g., an expert chess player is not necessarily a good dancer),
so there is no a priori reason expert engineers would be expert information
gatherers. Thus, it is encouraging that the advanced engineering students did
in fact show well-developed information abilities and attitudes. Some of
advanced skills follow from a greater disciplinary knowledge, i.e., students
with a well-developed personal knowledgebase of engineering principles can more
easily identify relevant and reasonable information from a source. Other
skills, for example, information organization, are less obviously related to
disciplinary knowledge, and they do show weaker improvement between the two
samples, i.e., some advanced level students used advanced knowledge management
strategies, but others showed similar strategies as the beginning level
students.
The implications for instructors are clear. Beginning
students need to develop the “expert” information literacy skills they will
need as professionals. They do not demonstrate an awareness or internalization
of the importance and purpose of information in solving of engineering
problems, so problems should be posed and feedback given that provides direct
guidance where unsupported claims or suboptimal solutions could be strengthened
by the search for and appropriate application of additional information. This
study identified several areas where there are marked differences in the
quality of information strategies used by beginning and advanced students:
awareness of information need, search strategies, extraction of information,
organization of information, and determining the sufficiency of information.
The qualitative summaries of these concepts show the
thinking processes of beginning students, so instruction can directly target
those conceptions. For example, discussions of why information is needed in
problem solution, or practice creating mind-maps of a topic to identify what
information students know and what is not, and what questions they want to
explore further, will help students engage with the concept of being aware of
their information need. In that way, they can internalize the importance and
use of that concept. Similarly, for the other concepts, exercises that
reinforce higher quality strategies and the better results that follow from
using them will allow for the development of expert information literacy skills
in tandem with expert disciplinary skill development. Ideally, these concepts
need to be reinforced consistently over several courses so that students
practice transfer of information literacy concepts across different problem
contexts.
As with all research, this study has limitations. As a
qualitative study, we interviewed a small number of beginning and advanced
level engineering students to develop a deeper characterization of how they
differ in their information literacy. The students interviewed were from one
large research university, and it is unknown how similar engineering students
at other campuses are to those in this sample. However, only findings that
could represent every student interviewed were included in this study to
strengthen the implications of the results. Future research should consider
whether these findings are consistent with engineering students at different
institutions.
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Appendix
Interview Protocol
PART 1–Prior to the Interview
Instructions for interviewer: There are 11 main questions, each with
follow-up prompts to elicit depth of information from the interviewee. Please
read each main question and the follow-up prompts prior to beginning. The point of this semi-structured interview
is to gather as much information about what students actually do. Make sure to
allow interviewee plenty of time to answer each question. Once one question is
asked and answered, ask follow-up prompts if those areas where not brought up.
If the interviewee says something unclear, ask questions to clarify or further
elaborate what was said.
PART 2–Pre-Interview
Read to Interviewee: The purpose of this
interview is to find out more about how engineering students approach finding
and using information for their engineering projects. I will ask you questions
related to how you find and use information. There are no right or wrong answers,
this interview is simply to learn more about what students do. Please answer each question as best you can
and any answer is okay. The interview will be recorded and transcribed with no
identifying information. Participation in this study is voluntary and you may
stop at any time. We have an informed
consent for you to review. In addition, since you will be receiving a case
incentive to participate in this study, we will also need your signature
indicating that you received the cash when the interview is over. If you agree
to participate in this study, please sign the form and let me know when you are
ready to proceed.
Instructions for Interviewer: Allow time for
participant to read and sign informed consent agreement.
Read to Interviewee:
Do you have any questions about the interview before we begin?
PART 3–During the Interview (begin
recording)
Instructions for interviewer: Read each question, one at a time, and allow
interviewee to speak until finished. Ask
every question as written.
Read to interviewee:
I’m going to ask you a series of questions about how you complete course
projects. Please think about a recent engineering design project when answering
these questions.
1. When you first
approach an assigned project, what do you do?
-
What
do you do to prepare yourself for completing the project?
-
How
do you determine the criteria/requirements for the project?
-
How
do you determine the constraints?
2. When do you
begin searching for information?
-
Before
you begin searching, what do you do?
-
How
do you know what information you need?
3. Where do you go
to get your information? (What sources of information do you search?)
-
How
do you know where to go for the type of information needed?
-
What
type of search strategies do you use?
-
Name
three places that you go to for information.
4. How do you
determine whether a source is credible or not?
-
What
makes a source high quality?
5. Once you’ve
found information that is relevant and you’ve determined credible, what do you
do with it? (how do you use the information
you’ve found?)
-
How
much do you read?
-
After
you’ve read it, what do you do?
-
Before
going to the next source, what do you do?
6. When gathering
information, how do you keep track of what you are finding?
-
How
do you synthesize all the information?
7. How do you know
when you have found enough information?
8. How do you
consider alternative approaches to the problem?
9. When you
initially test your solution, how do you decide what type of revisions are
needed?
10. When presenting
your project, when do you refer to a source of information?
-
How
do you reference where the information came from?
-
How
do you separate your ideas from ideas that you found elsewhere?
11. Once a task is
finished, how much thought do you spend on evaluating your efforts?
-
How
often do you think about how you can improve in future tasks?