A Framework
for Characterizing Changes in Student Identity during Constructionist Learning
Activities
Worsley Marcelo, mworsley@stanford.edu
School of Education, Stanford
University
Blikstein Paulo, paulob@stanford.edu
School of Education, Stanford University
Abstract
In this paper we present a framework
for examining meaningful changes in students’ identity in relation to science
and engineering. These identity changes could represent useful indicators for
characterizing student engagement and interest in constructionist,
project-based learning environments. The framework is described using data from
a study with 12 high-school students that in which learners spent 6-hours a day
in a digital fabrication lab for eight weeks.
Introduction
Recent work has highlighted that future
career choice in science, technology, engineering and mathematics (STEM) fields
is better predicted by students’ interest and engagement than with academic achievement
and course-taking (Maltese & Tai, 2011). Decades of prevalence of traditional
instructionist approaches make this finding unsurprising, however, these new
results are revealing an even clearer picture of the state of STEM education
and bringing issues of motivation again to the forefront of the research
community. As we consider interest and engagement, it seems apt to reflect upon
what elements are central to these two concepts. In considering this, we draw
upon identity as being integral to understanding, and characterizing,
interest and engagement.
Accordingly, this paper presents a
methodology for recognizing elements of student language that cue important
aspects of their identity. Additionally, we present hypothesis and
theoretically grounded arguments for understanding how these cues relate to
student persistence and development.
We proceed by describing the theoretical
underpinnings that we use to characterize student identity, followed by a brief
description of the data set. We then move on to an in-depth discussion of our
analysis, and, finally, discuss the emergence of certain identity traits
through qualitative analysis of student discourse using our framework.
Theoretical Framework
Identity
The term identity can be associated with
many different things and is often invoked at different scales. Viewpoints of
identity have also experienced several changes in recent times. There has been
a gradual shift from the “romantic” view of identity, in which one’s identity
was seen as a static entity that one has from birth, often times attributed to
socioeconomic status, or social class; to the more modern view of identity as
being a socially constructed, multi-faceted, dynamic set of personal
characteristics (Lee & Anderson, 2009). These characteristics are ones that
can change over time, are relative to one’s peers, and subject to multiple
interpretations by others. Nonetheless, a central idea that has persisted about
identity is that it is a way of defining or describing an individual’s
discourse – behaviors, speech and thoughts. This is the level of understanding
identity that we will use in discussing changes in students’ identity in this
paper. Furthermore, for the purposes of this paper we are primarily concerned
with identity in terms three dimensions: identity in language - how
individuals talk about themselves in relation to other entities; identity in
conflict - the explicit and implicit conflicts in an individual’s
identities; identity in development - the ways that an individual’s
identity has come to be developed. We briefly highlight key elements of each of
these three dimensions and their theoretical grounding, but present them more
comprehensively in the Discussion section.
Identity in Language: The Language of
Identification
Identity in language is characterized by an
individual’s verbal discourse and the use of phrases such as “I am …”, “we are
…” and “it is.” Here we posit that students’ choices of “I”, “we” and “it”, are
cues into the relationship that the individual has with other individuals and
other objects within the learning environment, including artifacts created by
them. Furthermore, we will look at how individuals choose to present
information to others, either in a way that the speakers treats themselves as
superior, equal or inferior to the listener. Some of this analysis is based on
previous research on how experts and novices talk about different external
entities, (Worsley & Blikstein, 2011) as well as linguistic analysis of
science learners (Heath, 2012).
Identity in Conflict - Explicit and
Implicit Identity Conflict
The second dimension for analysis falls
along the lines of identity conflict. Different from previous work on identity
conflict (Agar, 1997, Fordham 1999, and Lee & Anderson, 2009) our framework
looks at cases where an individual may have adopted a certain identity without
having fully achieved that identity. For example, one can imagine a teenager
who identifies him/herself as an adult. We see that this type of conflict can
exist in both a positive and negative light, and we explore the implications of
these identity conflicts as we analyze the data.
Identity in Development - The Nature of
Establishing and Developing an Identity
The final dimension that we analyze relates
to the elements that help students develop or maintain a given identity. In
order to examine this dimension we are interested in looking at the ways that
an identity is formed, in terms of acquisition or learning (Gee, 1999) and the
external factors that help promote the development of that identity. According
to Gee (1999), Yoder (2000) and Wenger (1999), the formation of identity is experiential,
and is not formed in isolation. Accordingly, we look at ways that external
factors influence identity formation as a lens for analyzing individuals’
perceived identity.
Data
The data for this study comes from 12 high
school students that participated in a two-month digital fabrication and
invention class. Students worked in a constructionist environment,
being situated in a hands-on, multi-disciplinary environment where they were
challenged to do a variety of STEM activities and build a variety of artifacts
(Papert 1980, 1991). Students participated in a special program that replaced
the 6 hours that they would normally spend at school, with an opportunity to
engage in construction of meaningful artifacts and ideas. The high school students were predominantly in the 9th grade; three of the students were females. All of the students self-selected to
take part in the study by signing up for a digital fabrication and invention
class at their high schools. Students worked with a team of 15 teaching
assistants that would take turns facilitating the activities. Projects were
student-directed and involved environmental engineering, robotics, electronics,
mechanical engineering, engineering design, music, art, computational modeling,
physical fitness, and more. All of the projects required the students to learn
a new piece of technology, and typically involved computer programming in
NetLogo (Wilensky, 1999) or in Cricket Logo (a version of Logo customized for
the GoGo Board (Sipitakiat, Blikstein, & Cavallo, 2004; Blikstein &
Sipitakiat, 2011). Approximately half of the projects were collaborative, while
the other half were individual. Students worked on a given project for three to
four days prior to presenting their work to their peers. Finally, at the
conclusion of the class, students presented their work to teachers, parents and
researchers.
Students participated in one-on-one
interviews with a member of the teaching staff in one month increments. The
one-on-one interviews consisted of questions that asked students to design a
certain invention or device. For example, one of the questions was to design a
piggy bank that automatically counts the money as it is dropped in. There were
also questions that asked students to explain a certain social or natural
phenomena that can be characterized by exponential growth or power laws, a
principle that they explored extensively since one of the sections of the
activities was dedicated to agent based modeling. All interviews were
transcribed, and serve as the primary component in the discussion that follows.
Transcripts ranged in length from 15 to 40 minutes
Data and Discussion
Identity in Language: The Relationship between “Me” and
Other Entities
In this section we examine the way that
people talk about themselves in relation to the machines that they built, and
the models that they were asked to explain. In Table 1, we present the frequency
of ‘I’ (or ‘we’), ‘you’, ‘it’ and ‘the’ occurred within a spoken utterance.
Pseudonym |
I |
you |
it |
the |
Gunther |
0.34 |
0.34 |
0.04 |
0.27 |
Francis |
0.23 |
0.05 |
0.24 |
0.48 |
Thomas |
0.25 |
0.05 |
0.36 |
0.34 |
Peter |
0.20 |
0.17 |
0.32 |
0.31 |
Eric |
0.36 |
0.05 |
0.30 |
0.29 |
Kyle |
0.05 |
0.07 |
0.36 |
0.53 |
Violet |
0.16 |
0.13 |
0.45 |
0.25 |
Shannon |
0.28 |
0.14 |
0.16 |
0.42 |
Sadie |
0.24 |
0.05 |
0.30 |
0.42 |
Table 1 – The fraction of
‘I’ (‘we’), ‘you’, ‘it’ and ‘the’ in student exit interviews 1 month into the
program
Since for now we are simply counting word
frequencies without any consideration for the context, the goal is to simply
investigate if there is any approximate regularity or pattern in the use of
such words, even given the open-ended nature of most of the interview
questions. Table 1 immediately reveals Gunther and Eric as outliers in their
relatively high use of ‘I,’ 34% and 36%, respectively. This is in contrast to
Kyle, who only used ‘I’ in 5% of the times where he used ‘I’, ‘you’, ‘it’ and
‘the.’ Gunther also demonstrates an extensive use of ‘you’, 34%. Gunther is a
unique case on the opposite extreme for use of ‘it;’ recording the word far
less frequently than his peers. Finally, we see that Kyle uses considerably
more ‘the’ utterances than any of his peers. While these numbers provide some
insights, we are still left with a number of questions about what these words
really signal about identity. For this analysis, we will turn our discussion to
a deeper qualitative analysis, in order to highlight three distinct patterns in
students’ utterances in the interviews: using ‘I’ as a way to express a sense
of connection and achievement; using ‘the …’ or ‘it’ to express a sense of
disconnection; and using ‘the …’ or ‘it’ in conjunction with ‘you’ to adopt an
instructional discourse – trying to teach the interviewer about something or
simulating a teaching scenario. In the following paragraphs we present examples
of each of these and discuss their significance.
‘I’ as a sense of achievement
Eric is a student who liked to work by
himself. When asked to work in a group, Eric would typically relent and proceed
to work on his own. During the first month of the program, Eric designed an
alarm clock that he was quite proud of. Even though the alarm clock had not
turned out as intended, it featured bright lights and an intricate design, and
Eric received several compliments on his creation. It is telling to note that
Eric used 72 ‘I’ utterances in his transcript, with the majority of them being
used while describing his alarm clock and how it functioned. Here is an excerpt
from the transcript in which Eric uses several ‘I’ statements.
[03:22.0] Eric: Was, uhh, I used,
wh < - > umm, my original design was to etch in a bunch of lines that I
would then cover with the, uhh, what I would then use for the, umm, as my,
like…
Uhh, like…I don’t know what the word
is. Like, guide for the, where I put the EL wire.
[03:44.0] Interviewer: Ohhh.
[03:44.7] Eric: So, umm, I then
etched it in but then I realized that, umm, I used too many lines and they were
all too close together and I wouldn’t have enough connectors for EL wire to
cover all the spaces, so then I just used less lines and…
[03:59.8] Interviewer: Mmhmm.
[04:00.1] Eric: I was then, I,
I’m, I was still was left with a lot of etched lines left….
We see that the majority of Eric’s
utterances included the word ‘I’. This is significant because Eric could have
just as easily described everything about his alarm clock without ever using
the word ‘I.’ Consider the transformation of the following sentences that
produces the same description of the alarm clock’s operation.
Original: Was, uhh, I used, wh <
- > umm, my original design was to etch in a bunch of lines that would then
cover with the, uhh, what I would then use for the, umm, as my, like… Uhh,
like…I don’t know what the word is. Like, guide for the, where I put the EL
wire.
Without ‘I’ (or ‘my’): Was, uhh, the
original design was to etch in a bunch of line that would then be covered with
the, uhh, they would then be used for, like…. Uhh, like…the word escapes me.
Like, guide for where to put the EL wire.
The fact that Eric chooses to describe how
he constructed his system making extensive use of the word ‘I’ is reflective of
the sense of accomplishment that he had received by building it (Heath, 2012).
Accordingly, he used more personal language as a way to share the depth of that
personal connection.
Disconnecting From the System
When Eric was describing his alarm clock,
his language was characterized as being very personal. However, after talking
about his alarm clock, Eric was asked some questions about one of his other
projects. This project was not met with the same level of success (see excerpt
above). In this excerpt, Eric is describing a sprinkler system that he
designed. But his level of connection, and the extent to which he takes
ownership of the sprinkler system, differs greatly from how he felt about the
alarm clock.
[05:42.7] Eric: So, umm, it, like,
the sprinkler… So the idea was it wouldn’t go on when it’s dark, rainy, or
cloudy becau < - > rainy or cloudy cuz it was there when it’s moist and
it doesn’t need watering and then it’d be programmed to turn on when it was
sunny and then for twenty minutes it would only for then.
[06:19.6] Interviewer: Okay.
[06:19.8] Eric: And it would just
save, like, a bunch of water and money and stuff.
Instead of statements like ‘I designed …’
Eric used, ‘the sprinkler system’ and ‘it.’ In a few instances he does still
use ‘I’ language, but these are utterances that would have been difficult to
externalize. To be more concrete, consider that Eric’s first excerpt consisted
of 128 words, and 12 occurrences of the word ‘I.’ The extended version of the second
excerpt, truncated here to conserve space, consisted of 169 words and contained
only one occurrence of the word ‘I.’ Thus we see a contrast in how use of the
word ‘I’ signals different levels of identification with a given entity, and
varying depending of the success and sense of accomplishment of the project.
Using ‘You’ in Conjunction with System Language:
Looking at Table 1, one sees a number of
individuals who used a combination of ‘I’, ‘you’ and ‘the’ statements. One hypothesis
is that this was the students’ attempt to emulate the academic discourse of
someone who teaches or instructs. As individuals that are still entrenched in
the education system, these students are likely to encounter several teachers
who utilize “you-oriented” instructional statements like “first you take the
bottom number and…” in order to adopt a more conversational teaching discourse.
As such, this emulation of instructional discourse may be a demonstration of an
increased mastery in a domain, or at least a self-perceived mastery (Worsley
& Blikstein, 2011). More specifically, the use of ‘you,’ may be similar to
the ways that experts describe ideas or devices for less, or equally,
knowledgeable individuals. Given the amount of time the students spent on their
projects, they may have begun to self-identify as experts about their own projects.
Therefore, for them to take on this identity as an expert of their projects is
quite telling of how their identity has changed in the process, even if only in
this limited domain. To further explore this, we examine an excerpt from one of
the students who is describing to the interviewer how they would design a piggy
bank that automatically counts coin values.
[00:00:14:04] Francis: Okay. This is
kind of cheating because one of the things my father got me for Christmas was a
coin jar that does exactly that. What you do is have for the part where the
coins go in, a little < ahh > lever that looks like that and depending on
how far it’s pushed down you could tell the size of the coin and therefore the
value of it because all coins are different sizes. And then you can just record
that with some software that is in GoGo because GoGo as far as I know can’t
display numbers like just tell it display number.
As an individual who used to own such a
piggy bank, Francis feels like an authority on this topic, and projects that
self-perceived authority in how he describes the system. For one listening to
him speaking, one gets the idea that he is a teacher explaining this idea to a
student.
By looking at the use of the verbal
discourse associated with personal pronouns, neutral references, and neutral
references combined with professorial language, we can identify the extent to
which students identify with, or relate with, the subject matter that they are
discussing. Even within the same interview, as was the case for Eric, one can
use these cues to observe how the students related to the different projects
that they worked on.
Identity in Conflict
Having looked at some of the identity cues
that are triggered from an individual’s specific language, we now look at a
more macro-level analysis of how the different identities that someone has may
be in conflict. More specifically, we present three case studies of individuals
that show how conflicting identities can be indicative of a student’s learning
trajectory (Wenger, 1999; Yoder, 2000), and how the nature of the conflict
dictates whether or not that individual is “in-bound” or “out-bound.”
We begin by again looking at Eric. Reading
his transcripts, one notes that he has a deep interest and excitement in
engineering design. In fact, near the end of his interview, Eric states that
his career goal is to be a Disney Imagineer. To this end, Eric is confident in
his ability to do engineering design. However, a conflict arises when Eric
realizes that he has not yet attained the level of expertise to be a practicing
engineer. We see this develop in the following excerpt where Eric has just
finished describing how to build his automatic piggy bank. The last question in
this series challenged students to defeat their own system, i.e., to find a way
to cheat the piggybank system that they had described just moments before.
[12:28.7] Eric: Hmmm…Anything
cheat my own system… Nope I’m too good, they can’t get past me.<laugh> I
can’t even get past my own system. So yea…
[12:41.9] Interviewer: Can you
think of any other way?
[12:43.5] Eric: Ahhh, maybe… Is
there supposed to be another way? Or…
When Eric asks “is there supposed to be
another way?,” he has been forced to come to grips with his own lack of
knowledge concerning the question at hand. Heretofore he had maintained his
confidence and answered all of the questions with resolution and conviction,
save the occasional disclaimer that “he’s not a good drawer.” However, when
this conflict happens, he is expressing frustration, and genuine uncertainty. Based
on the work of Liscombe et al. (2005) and Forbes-Riley et al. (2009), we
believe that this conflict between the level of confidence that Eric maintains
and the uncertainty that he just expressed is a point that demonstrates his
in-bound trajectory towards being an engineering-designer. He could have easily
given up on the problem, and maintained that there was no way to cheat his system,
but instead he momentarily puts aside his confidence, and his identity as a
budding engineering-designer, to admit the need for help.
A similar conflict arises for Shannon.
However, Shannon’s conflict differs in that, while Eric had developed this
identity of wanting to be a Disney Imagineer before coming to the workshop,
Shannon did not have such
aspirations and found empowerment in the workshop. We briefly look at the
conflict that she faces while trying to design the automatic piggy bank and
then return to our discussion.
[00:08:47.30] Shannon: That’s OK.
Um, you would have one slot with maybe…. Um, I don’t know. It seems like it’s
a very common design, like on the vending machines and… like, there’s one
single slot. I was thinking that you’d have a lot of lasers, like, to see how
large the coin you would put in would be…
[00:09:17.70] Interviewer: OK.
[00:09:18.40] Shannon: …but it
seems like it would be a bit difficult. Then again I thought programming a
Roomba would be difficult and it wasn’t so… Mm…
To provide context for the last statement
that she made, roughly a week before the interview, Shannon, along with her
project group, sat down with one of the teaching assistants to brainstorm how
to design and program a Roomba robot. At first, the three girls were quite
perplexed as to how one would go about programming a Roomba. However, after
working with the teaching assistant for about 15 minutes, the girls had not
only figured out a set of behaviors that they could use to dictate the Roomba’s
movements, they had actually programmed the behavior and tested it out using a
robotics kit. It is in reference to this experience that Shannon is referring.
She is indicating that the experience of programming the Roomba was powerful
for her, and it increased her confidence in her ability to do
programming-related tasks. Having realized this newfound confidence, she was
surprised by the difficulty that she was having in tackling a problem that she
perceived to be difficult, yet solvable. Again, we see this conflict as being
an indicator of change within the student, and a marker of her in-bound
trajectory towards engineering design.
Finally, in the space of identity conflict
that produces growth, we consider a quotation from Sadie. Sadie was a 9th grade student who initially seemed apprehensive about fabrication, and appeared
to be more interested in the social aspects of the class than she was about
digital fabrication. She encountered internal conflict during the exit
interview and unintentionally hints at it.
[0:03:51.9] Interviewer: Could you
write a program to make that, to do that?
[0:03:59.3] Sadie: Like, me? Or,
like, anyone?
[0:04:00.9] Interviewer: Yeah, you.
[0:04:01.8] Sadie: Um, it would
probably take me a few tries but I think I could.
In the above exchange the interviewer asks
Sadie if she can write a program to control the temperature of a room given the
appropriate sensors and actuators. Sadie responds by asking for clarification on
if the interviewer means ‘you’ in general, or “you,” as a specific reference to
Sadie. What is interesting is that if Sadie was confident in her own ability to
write the program, disambiguating the meaning of ‘you’ would have been
irrelevant. If she could write the program then, the answer to the less
constrained, general question of whether or not a program could be written
would have also been positive. Instead, Sadie’s question suggests that she is
just now recognizing her identity as being someone who is able to write
computer programs, and that this additional identity is in conflict with her
previous conceptions of her own abilities. Even so, after some hesitation, she
makes it clear that she has begun to identify herself as someone that can write
computer programs. As such, her conflict and her response to that conflict,
indicate that she is on an in-bound trajectory.
For Eric, Shannon and Sadie, the digital
fabrication and invention course offered a space to become increasingly
confident in their ability to design and build. In some cases this increase in
confidence was greater than their actual increase in engineering design
ability. Nonetheless, this appears to be an instance of social validation (Gee,
2001) in which one’s identity only has meaning if it is validated by others. In
the following case study we see an example of the opposite.
Kyle is a student who appeared to have
received a lot of positive feedback in his traditional classes. In fact, during
the start of the second month he shared with the entire class about how his
teacher had selected his geometry project as one of the best he had ever seen.
In the digital fabrication and invention environment, however, Kyle struggled.
And instead of recognizing his struggles and trying to improve on problems that
he experienced he typically chose to neglect them. We see this by examining a
pair of excerpts from Kyle where he describes the tic-tac shooting gun that he
designed with a colleague.
[00:00:03:11] Interviewer: Is this
design < – > why did you use light sensors? Is it designed to catch
someone who is using a light or something or is it just a way to control it
from a distance?
[00:00:03:24] Kyle: It’s just a way
to control it from a distance actually.
…
[00:00:04:59] Interviewer: I see.
Cool. Did it work out as well as you wanted?
[00:00:05:03] Kyle: < Hmm >
yeah, actually it did.
In the first exchange we see Kyle respond
and conclude his statement with the word ‘actually’. When listening to Kyle’s
statement, and the way that it’s said, it’s apparent that Kyle had not really
thought through this part of the design, and was simply going along with the
interviewer’s suggestion. In this way, we would argue that the very inclusion
of the word ‘actually’ at the end of the sentence is an overstatement
suggesting that this actually wasn’t their intention. And, in fact, the
inclusion of the light sensors was largely motivated and partially implemented
by one of the facilitators. To this end, the students may have merely included
it to satisfy the facilitator, and may not have truly taken ownership of it.
Beyond this, their description of its purpose seems to suggest that they had
not truly considered the utility of adding this component.
In the latter exchange, we see this word
‘actually’ come up again. This time it is in the context of Kyle having any
ideas for improving his gun. In this instance he attempts to resolutely state
that there were no improvements that he wanted to make. Of course, this
occurred after he pauses to think first, as indicated by the ‘hmm’. Moreover
this response is in direct contrast to how Kyle and his partner were then attempting
to make modifications to the gun so that it would shoot farther. However, in
both of these instances of conflict, Kyle attempts to maintain the identity of
a strong confident student. We would argue that this demonstrated Kyle’s
outbound trajectory from this engineering design community. As a source of
comparison, even students who constantly struggled to complete their projects,
and were regularly reminded to get back on task, were willing to propose
modifications or improvements to their system, but not Kyle. In the face of
conflict, he decided to take the safe route.
Identity in Development
In addition to seeing how conflict impacts
an individual’s identity, and how we can characterize their trajectory, we also
examine the ways that the student’s identities are developed, and the impact
that this has on them. We frame this discussion in terms of acquired identity
and learned identity (Gee, 1999), where we are again focusing on the
individual’s identity as an engineering designer.
Acquired Identities
In only three of the interviews that we
conducted did we find that the students were engaged in a community or peer
group that fomented their appreciation of engineering design. Two of these
three students described the interaction as being with their fathers. Francis
describes a toy that his father got him as a resource that would allow him to
“cheat” in solving the automatic piggy bank problem. And as we previously
observed, this resource, and presumably other such devices, influenced
Francis’s identity as a builder.
However, simple exposure to a device in the
home setting does not always facilitate becoming an expert with that device.
This fact is suitably displayed by the experience of Violet. Like Francis,
Violet had owned an automatic piggy bank as a child. However, Violet had no
idea as to how it operated. There was a different culture in her home than the
culture in Francis’ home. This is partially characterized by the way that
Violet talks about the piggy bank. Instead of attributing its ownership to a
specific family member, as did Francis, Violet simply remarks that she used to
have one. This is suggestive of her not having the resources to build a strong identity
in terms of being an inventor, despite having the same device as a child.
To further emphasize the idea that it is
the interactions that matter, consider the experience of Gunther. Gunther is
another of the students that continued to work on his project after it ended.
In two separate instances of his interview, he alludes to discussions with his
dad and experiences that his dad had shared with him, that helped inform his
understanding of classroom material. This is not unlike the argument that Gee
(2003) makes against those that reference decontextualized language, in that
this home language and experience gives Gunther better knowledge to learn
complex concepts.
[0:06:58.9] Gunther: Because things,
very unpredictable things happen like this < snaps fingers > or this <
snaps fingers >. It's like, you know, two or three years ago I forgot what,
my dad's a buyer for Men’s Warehouse. And suddenly on the east coast it's
really cold temperatures hit. Suddenly, you know, it was the beginning of
summer. And, you know, they didn't have many large coats and stuff in the stock
but they had to get them there. So things like that will change. You know,
trends and stuff. So, I think that nature is still in charge and a bunch of
things can happen that we won't even think of.
Here we see the student refer to his dad in
order to provide an example of changing trends. This same student later says
the following:
[0:09:14.5] Gunther: Um, Smoking is
a past example and that kind of happened the same way. My dad was telling me,
that kind of happened the same way the cell phone thing is happening. These
studies would just kind of pop out, um, or not randomly so to speak, but they
just kind of happened. And then over time that led to people realizing, oh,
smoking is bad. So, you see, so, that's another example of a phenomenon.
Again, an interaction with his father
offers him an easier entry into some of the phenomena that were studied during
the engineering design class. In these three cases, therefore, we see diverse
cases of the influence of families in identity formation. In the two examples,
we saw how Francis and Violet, despite having owned the same object in their
childhood, had very different experiences with it with diverse impact on their
identity as builders. Gunther, along the same lines, had meaningful
interactions with his father about a variety of natural and social phenomena,
mentioned them in the interviews, and showed to be comfortable in the position
of explaining scientific ideas.
Learned Identities
Other students, however, had to approach
engineering design from the learned perspective. Even though they were able to
draw on previous experiences, they still exhibited great difficulty in engineering
design, because they had not been exposed to a culture of design at home. Thomas
offers a glimpse of this in his interview while trying to come up with the
design for a device that can automatically count money.
[0:14:13.8] Interviewer1: OK. Do you
have any speculations as to how they do that?
[0:14:18.0 Thomas: How? I have no
idea how earthly < ?? > matters of the money, other than maybe, like, um,
like a grocery store, they have that laser scanning thing.
Thomas is unable to conceptualize a money
sorting device, and generally has a hard time even approaching the problem.
Even though he was extremely motivated by the course, because he was operating
from a learned identity, he encountered additional challenges. that required
additional intentionality. Through the course of the class, we learned that Thomas
has not had the same access or support in building and tinkering as some of the
other students. He faces a larger barrier to entry into the inventing community;
and without the external culture that promotes an invention identity it is
harder for him to continue beyond the scope of the classroom.
The students that were able to move beyond
the classroom have access to resources that can help facilitate their inclusion
in the inventing and building communities. Furthermore, for these select
students, the inventor identity was part of their acquired culture; but for the
majority of the students, it was merely a learned behavior that they were just then
being exposed to.
Conclusion
This paper’s primary contribution has been
describing and presenting a framework that can be used for identifying
meaningful changes in student’s identity through spoken utterances. Additionally,
using transcriptions of student utterances we have been able to exemplify how
the dimensions of identity in language, identity in conflict, and identity in
development are manifested through a constructionist learning experience.
Furthermore, we have looked at some of the possible impacts that a laboratory-based
constructionist learning environment can have on student identity formation,
maintenance, and development, with a particular eye towards seeing how conflict
can help identify students’ STEM trajectories. As we continue to grow this
exploration of the role of constructionist learning environments on student
persistence in the engineering disciplines we will maintain a keen awareness of
how student identity may be changing. Furthermore, we will begin to also
analyze student language, identity conflict, and external factors that promote
identity development, in the day-to-day laboratory dialogue. All of this will
further our goal of developing automated techniques that will allow us to systematically
validate the learning that takes place in constructionist learning environments
in a way that privileges learning processes over learning outcomes.
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