Barrett, The Honors College at Arizona State University proudly showcases the work of undergraduate honors students by sharing this collection exclusively with the ASU community.

Barrett accepts high performing, academically engaged undergraduate students and works with them in collaboration with all of the other academic units at Arizona State University. All Barrett students complete a thesis or creative project which is an opportunity to explore an intellectual interest and produce an original piece of scholarly research. The thesis or creative project is supervised and defended in front of a faculty committee. Students are able to engage with professors who are nationally recognized in their fields and committed to working with honors students. Completing a Barrett thesis or creative project is an opportunity for undergraduate honors students to contribute to the ASU academic community in a meaningful way.

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Description
During speech, the brain is constantly processing and monitoring speech output through the auditory feedback loop to ensure correct and accurate speech. If the speech signal is experimentally altered/perturbed while speaking, the brain compensates for the perturbations by changing speech output in the opposite direction of the perturbations. In this

During speech, the brain is constantly processing and monitoring speech output through the auditory feedback loop to ensure correct and accurate speech. If the speech signal is experimentally altered/perturbed while speaking, the brain compensates for the perturbations by changing speech output in the opposite direction of the perturbations. In this study, we designed an experiment that examined the compensatory responses in response to unexpected vowel perturbations during speech. We applied two types of perturbations. In one condition, the vowel /ɛ/ was perturbed toward the vowel /æ/ by simultaneously shifting both the first formant (F1) and the second formant (F2) at 3 different levels (.5=small, 1=medium, and 1.5=large shifts). In another condition, the vowel /ɛ/ was perturbed by shifting F1 at 3 different levels (small, medium, and large shifts). Our results showed that there was a significant perturbation-type effect, with participants compensating more in response to perturbation that shifted /ɛ/ toward /æ/. In addition, we found that there was a significant level effect, with the compensatory responses to level .5 being significantly smaller than the compensatory responses to levels 1 and 1.5, regardless of the perturbation pathway. We also found that responses to shift level 1 and shift level 1.5 did not differ. Overall, our results highlighted the importance of the auditory feedback loop during speech production and how the brain is more sensitive to auditory errors that change a vowel category (e.g., /ɛ/ to /æ/).
ContributorsFitzgerald, Lacee (Author) / Daliri, Ayoub (Thesis director) / Corianne, Rogalsky (Committee member) / College of Health Solutions (Contributor) / Barrett, The Honors College (Contributor)
Created2019-05
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Description

The purpose of this longitudinal study was to predict /r/ acquisition using acoustic signal processing. 19 children, aged 5-7 with inaccurate /r/, were followed until they turned 8 or acquired /r/, whichever came first. Acoustic and descriptive data from 14 participants were analyzed. The remaining 5 children continued to be

The purpose of this longitudinal study was to predict /r/ acquisition using acoustic signal processing. 19 children, aged 5-7 with inaccurate /r/, were followed until they turned 8 or acquired /r/, whichever came first. Acoustic and descriptive data from 14 participants were analyzed. The remaining 5 children continued to be followed. The study analyzed differences in spectral energy at the baseline acoustic signals of participants who eventually acquired /r/ compared to that of those who did not acquire /r/. Results indicated significant differences between groups in the baseline signals for vocalic and postvocalic /r/, suggesting that the acquisition of certain allophones may be predictable. Participants’ articulatory changes made during the progression of acquisition were also analyzed spectrally. A retrospective analysis described the pattern in which /r/ allophones were acquired, proposing that vocalic /r/ and the postvocalic variant of consonantal /r/ may be acquired prior to prevocalic /r/, and /r/ followed by low vowels may be acquired before /r/ followed by high vowels, although individual variations exist.

ContributorsConger, Sarah Grace (Author) / Weinhold, Juliet (Thesis director) / Daliri, Ayoub (Committee member) / Bruce, Laurel (Committee member) / College of Health Solutions (Contributor, Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2021-05
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Description

Food is one of the most universal and uniting human experiences. It is a powerful tool to bring communities together and it is a simple way to bring joy to an individual. This project is an exercise in marketing and entrepreneurship that was inspired by these ideas, which culminated in

Food is one of the most universal and uniting human experiences. It is a powerful tool to bring communities together and it is a simple way to bring joy to an individual. This project is an exercise in marketing and entrepreneurship that was inspired by these ideas, which culminated in a fundraiser bake sale to benefit Creighton Community Foundation, a local nonprofit.

ContributorsLondono, Jane (Author) / Byrne, Jared (Thesis director) / Martinelli, Sarah (Committee member) / College of Health Solutions (Contributor) / School of International Letters and Cultures (Contributor) / Barrett, The Honors College (Contributor)
Created2022-05
Description

In January of 2022, 61 women from Afghanistan were accepted to Arizona State University and joined our campus from the Asian University of Women. Of One Heart is a Phoenix based nonprofit which aims to connect refugees with mentors to cultivate intercultural relationships, assist refugees in integrating into a new

In January of 2022, 61 women from Afghanistan were accepted to Arizona State University and joined our campus from the Asian University of Women. Of One Heart is a Phoenix based nonprofit which aims to connect refugees with mentors to cultivate intercultural relationships, assist refugees in integrating into a new community, and to empower refugees to utilize their unique perspectives and talents in their new home. In addition to these goals, these relationships aim to connect refugees with the networks their mentor has and to assist them in understanding the new systems and norms of American culture. The relationship is reciprocal in the sharing of background and stories to facilitate trust and to recognize the value refugees have to contribute to society. The mission of this project is to implement the Of One Heart mentoring model onto ASU campus to help facilitate intercultural friendships between our new students from Afghanistan and other ASU students, faculty and staff. In doing so, we hope to create a model demonstrating refugee student success by collecting data through pre and post program surveys to track if involvement in the program improved participants utilization of existing ASU resources, cultural competency, mental health, and participation in community activities and internships/job opportunities. Ideally, we hope to create a program model which is proven to support refugee students to be replicated for future semesters as the program expands to serve not only the students from Afghanistan, but all refugee and asylum seeking students.

ContributorsPernat, Caroline (Author) / Gutierrez, Veronica (Thesis director) / Baldwin, Kimberly (Committee member) / Barrett, The Honors College (Contributor) / College of Health Solutions (Contributor) / School of Public Affairs (Contributor) / College of Integrative Sciences and Arts (Contributor)
Created2023-05
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Description
Purpose: The purpose of this study was to determine the effectiveness of parent training in Enhanced Milieu Teaching with Phonological Emphasis (EMT+PE) using telepractice on the speech and language outcomes of children with cleft lip and/or palate (CL/P).

Method: Three parent-child dyads participated in the study. All child participants had

Purpose: The purpose of this study was to determine the effectiveness of parent training in Enhanced Milieu Teaching with Phonological Emphasis (EMT+PE) using telepractice on the speech and language outcomes of children with cleft lip and/or palate (CL/P).

Method: Three parent-child dyads participated in the study. All child participants had nonsyndromic CL/P and ranged in age from 21 to 27months. Participants received three weekly telepractice intervention sessions, along with a total of three in-person parent training sessions. Intervention and training were conducted by an SLP and trained graduate student.

Results: All speech measures indicated a gain in essential speech skills for all three children when comparing pre-intervention to post-intervention assessment results. Positive improvement was seen across multiple language measures for all participants.

Conclusion: A parent implemented EMT+PE intervention program using telepractice is an effective way to increase child speech and language outcomes for children with CL/P. Speech and language targets should be combined and delivered simultaneously in intervention.
ContributorsEllis, Paige (Author) / Scherer, Nancy (Thesis director) / Peter, Beate (Committee member) / College of Health Solutions (Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2020-05
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Description
The purpose of this study was to compare the speech and motor functions a group of individuals with Childhood Apraxia of Speech (CAS) and a case study of an individual who has suffered a right cerebellar stroke. The participants consisted of one case study adult and three families made u

The purpose of this study was to compare the speech and motor functions a group of individuals with Childhood Apraxia of Speech (CAS) and a case study of an individual who has suffered a right cerebellar stroke. The participants consisted of one case study adult and three families made up of three to five members each, all with a history of CAS. All of the participants in the study performed below average on speech and motor function tests. There are some comparable similarities between the CAS group and the case study individual suggesting that there is cerebellar involvement in the fine motor skills needed to perform speech movements.
ContributorsWilliams, Emma (Author) / Peter, Beate (Thesis director) / Bruce, Laurel (Committee member) / College of Health Solutions (Contributor, Contributor) / School of Life Sciences (Contributor) / School of Human Evolution & Social Change (Contributor) / Barrett, The Honors College (Contributor)
Created2020-05