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
As a student and then an Undergraduate Teaching Assistant (UGTA), I have had the opportunity to personally witness the learning process of both myself and approximately 75 additional incoming Civil Engineering students taking the Mechanics courses after me. While watching the student learning process as an UGTA, I realized that

As a student and then an Undergraduate Teaching Assistant (UGTA), I have had the opportunity to personally witness the learning process of both myself and approximately 75 additional incoming Civil Engineering students taking the Mechanics courses after me. While watching the student learning process as an UGTA, I realized that there were consistent points of confusion amongst the students that the teaching staff could not efficiently communicate with the electronic or physical classroom materials available. As a physical learner, I am able to learn more comprehensively if I have a physical model to manipulate, and often found myself in the position of wanting to be able to physically represent and manipulate the systems being studied in class.
ContributorsCamillucci, Allyson Nicole (Co-author, Co-author) / Hjelmstad, Keith (Thesis director) / Chatziefstratiou, Efthalia (Committee member) / Civil, Environmental and Sustainable Eng Program (Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2020-05
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Description
The transition from high school to college is marked by many changes, one of the most significant being the increased accessibility of alcohol, putting college students at high risk for alcohol-related consequences. It is imperative to identify factors that can protect young adults against these risks during this critical period.

The transition from high school to college is marked by many changes, one of the most significant being the increased accessibility of alcohol, putting college students at high risk for alcohol-related consequences. It is imperative to identify factors that can protect young adults against these risks during this critical period. Although peers become increasingly influential in college, extant literature has shown that parents still have an impact on their children's behavior during this time. While parents spend less time with their children after college matriculation, they may indirectly protect against risky drinking behaviors by instilling certain values into their children before they make this transition. Using data from a large sample of students during their senior year of high school and their freshman year of college, the current study sought to examine interactive effects of parental communication and parental knowledge and caring on drinking behavior, and the extent to which internalization of personal drinking values mediate these effects. The primary study hypotheses were tested using path analysis conducted in Mplus 7.0. Full information maximum likelihood (FIML) estimation was utilized to estimate missing data and bootstrapping was used to address non-normality in the data. Results showed that, for those whose parents were high in knowledge and caring, higher levels of communication were associated with lower risk for alcohol use and problems at wave 3 through less permissive drinking values at wave 1. This finding has important implications for prevention approaches designed to reduce risk for heavy drinking and related problems during the transition to college.
ContributorsHartman, Jessica Danielle (Author) / Corbin, William (Thesis director) / Knight, George (Committee member) / Chassin, Laurie (Committee member) / Barrett, The Honors College (Contributor) / Department of Psychology (Contributor)
Created2015-05
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Description
From 2007 to 2017, the state of California experienced two major droughts that required significant governmental action to decrease urban water demand. The purpose of this project is to isolate and explore the effects of these policy changes on water use during and after these droughts, and to see how

From 2007 to 2017, the state of California experienced two major droughts that required significant governmental action to decrease urban water demand. The purpose of this project is to isolate and explore the effects of these policy changes on water use during and after these droughts, and to see how these policies interact with hydroclimatic variability. As explanatory variables in multiple linear regression (MLR) models, water use policies were found to be significant at both the zip code and city levels. Policies that specifically target behavioral changes were significant mathematical drivers of water use in city-level models. Policy data was aggregated into a timeline and coded based on categories including user type, whether the policy was voluntary or mandatory, the targeted water use type, and whether the change in question concerns active or passive conservation. The analyzed policies include but are not limited to state drought declarations, regulatory municipal ordinances, and incentive programs for household appliances. Spatial averages of available hydroclimatic data have been computed and validated using inverse distance weighting methods. The data was aggregated at the zip code level to be comparable to the available water use data for use in MLR models. Factors already known to affect water use, such as temperature, precipitation, income, and water stress, were brought into the MLR models as explanatory variables. After controlling for these factors, the timeline policies were brought into the model as coded variables to test their effect on water demand during the years 2000-2017. Clearly identifying which policy traits are effective will inform future policymaking in cities aiming to conserve water. The findings suggest that drought-related policies impact per capita urban water use. The results of the city level MLR models indicate that implementation of mandatory policies that target water use behaviors effectively reduce water use. Temperature, income, unemployment, and the WaSSI were also observed to be mathematical drivers of water use. Interaction effects between policies and the WaSSI were statistically significant at both model scales.
ContributorsHjelmstad, Annika Margaret (Author) / Garcia, Margaret (Thesis director) / Larson, Kelli (Committee member) / Civil, Environmental and Sustainable Eng Program (Contributor, Contributor) / School of Mathematical and Statistical Sciences (Contributor) / Barrett, The Honors College (Contributor)
Created2018-12
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Description
Alcohol use remains a large part of collegiate life and is a major public health concern. Alcohol use generally peaks during the early twenties and declines with age. These declines, referred to as "maturing out," are presumed to be the result of the acquisition of adult roles (e.g. marriage, parenthood,

Alcohol use remains a large part of collegiate life and is a major public health concern. Alcohol use generally peaks during the early twenties and declines with age. These declines, referred to as "maturing out," are presumed to be the result of the acquisition of adult roles (e.g. marriage, parenthood, employment) incompatible with alcohol use. Recent empirical evidence suggests that variables other than role transitions (e.g. personality) during emerging adulthood may also be important in understanding this process. Conceptually, changes in identity that occur during emerging adulthood may also be linked to the process of maturing out of heavy drinking, though no studies have yet addressed this possibility. Utilizing data from a large sample of graduating college students during senior year and the two following years (N = 907), the current study examined relations between aspects of emerging adult identity development (identity exploration, instability, self-focus, feeling in-between, and experimentation/possibilities) and drinking outcomes (alcohol use and problems). Using multiple regression, changes in emerging adult identity development accounted for significant variability in alcohol use over and above relationship and employment status. Decreases in experimentation/possibilities significantly predicted decreases in alcohol use. Conversely, increases in feeling in-between significantly predicted decreases in alcohol use. The findings have important implications for both theories of "maturing out" and the development of prevention and early intervention efforts targeting alcohol abuse during this high-risk developmental period.
ContributorsGates, Jonathan Ryan (Author) / Corbin, William (Thesis director) / Glenberg, Arthur (Committee member) / Doane, Leah (Committee member) / Barrett, The Honors College (Contributor) / Department of Psychology (Contributor)
Created2013-12
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Description
Recent research on alcohol use among LGB young adults indicates that sexual minority youth are at increased risk relative to their heterosexual peers. One possible contributing factor is that religiosity fails to provide the significant protection for LGB youth that it has been demonstrated to provide in general population samples.

Recent research on alcohol use among LGB young adults indicates that sexual minority youth are at increased risk relative to their heterosexual peers. One possible contributing factor is that religiosity fails to provide the significant protection for LGB youth that it has been demonstrated to provide in general population samples. Although recent studies provide some support for this hypothesis, there is little research seeking to understand the reasons that religiosity may fail to protect against heavy drinking among LGB youth. The current study attempted to address this gap by examining relations among religiosity, age of self-identification, and alcohol use in a sample of 103 young adults self identified as lesbian, gay, or bisexual. Using multiple regression, we found that religiosity had an indirect effect on alcohol use operating through age of identification as LGB. Higher religiosity was associated with a later age of self-identification, which in turn, predicted greater increases in alcohol use among LGB youth during the transition from high school through college. Exploratory analyses found that gender significantly moderated the influence of age of self-identification on alcohol use such that a later age of self-identification was a risk factor for increased drinking for women, but not for men. The findings have important implications for understanding complex relations between religiosity and alcohol use among LGB youth. In addition, the findings may inform the development of religious support groups for LGB youth that will allow them to experience the benefits of religious involvement that heterosexual youth experience.
ContributorsOng, Thai Quang (Author) / Corbin, William (Thesis director) / Glenberg, Arthur (Committee member) / Grzanka, Patrick (Committee member) / Barrett, The Honors College (Contributor) / T. Denny Sanford School of Social and Family Dynamics (Contributor) / Department of Psychology (Contributor)
Created2013-12
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Description
With a rapidly decreasing amount of resources for construction, wood and bamboo have been suggested as renewable materials for increased use in the future to attain sustainability. Through a literature review, bamboo and wood growth, manufacturing and structural attributes were compared and then scored in a weighted matrix to determine

With a rapidly decreasing amount of resources for construction, wood and bamboo have been suggested as renewable materials for increased use in the future to attain sustainability. Through a literature review, bamboo and wood growth, manufacturing and structural attributes were compared and then scored in a weighted matrix to determine the option that shows the higher rate of sustainability. In regards to the growth phase, which includes water usage, land usage, growth time, bamboo and wood showed similar characteristics overall, with wood scoring 1.11% higher than bamboo. Manufacturing, which captures the extraction and milling processes, is experiencing use of wood at levels four times those of bamboo, as bamboo production has not reached the efficiency of wood within the United States. Structural use proved to display bamboo’s power, as it scored 30% higher than wood. Overall, bamboo received a score 15% greater than that of wood, identifying this fast growing plant as the comparatively more sustainable construction material.
ContributorsThies, Jett Martin (Author) / Ward, Kristen (Thesis director) / Halden, Rolf (Committee member) / Industrial, Systems & Operations Engineering Prgm (Contributor) / Civil, Environmental and Sustainable Eng Program (Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2019-05
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Description
Current practice and a new technology for mitigating fugitive dust on construction sites are compared on the basis of economic, environmental and social impacts for this assessment. Fugitive dust can have serious health impacts, such as repertory illnesses and valley fever, on affected persons and is regulated by the Environmental

Current practice and a new technology for mitigating fugitive dust on construction sites are compared on the basis of economic, environmental and social impacts for this assessment. Fugitive dust can have serious health impacts, such as repertory illnesses and valley fever, on affected persons and is regulated by the Environmental Protection Agency and enforced by state and local agencies. Current practice consists of either relatively continuous application of potable water, a valuable resource, or application of expensive polymers, however, water application is considered the best available technology (BAT). The new technology, developed by the Center of Bio-medicated and Bio-inspired Geotechnics at Arizona State University, consists of application of Enzyme-Induced Carbonate Precipitate (EICP) to create an erosion-resistant crust. This crust is considered a "one and done" solution, until it is disturbed, however will last longer and stay more effective than quickly evaporating water. Future work will need to include how much disturbance is required to disturb the crust until ineffective towards mitigating fugitive dust. Results of the comparison show that a single EICP treatment produces 37 times less pollutants, uses 41 times less water and is 1.14 times cheaper than using water treatment to mitigate fugitive dust on a 7 acre site for 2 weeks (14 days). 14 days is the threshold at where EICP treatment becomes less expensive than water application for the purpose of mitigating fugitive dust. The EICP treatment benefits include lowering global warming inducing emissions, providing better air quality, becoming more cost effective, staying constantly effective to mitigate fugitive dust, and saving potable water.
ContributorsFabian, Aaron Jacob (Author) / Fox, Peter (Thesis director) / Kavazanjian, Edward (Thesis director) / Woolley, Miriam (Committee member) / Civil, Environmental and Sustainable Eng Program (Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2018-12
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Description
The purpose of this literature review is to examine barriers to the implementation of evidence-based practices (EBPs) for alcohol treatment and approaches to facilitate adoption of EBPs in alcohol treatment settings. Although EBPs represent the most effective forms of treatment, many treatment centers continue to use treatments that lack an

The purpose of this literature review is to examine barriers to the implementation of evidence-based practices (EBPs) for alcohol treatment and approaches to facilitate adoption of EBPs in alcohol treatment settings. Although EBPs represent the most effective forms of treatment, many treatment centers continue to use treatments that lack an empirical foundation. Examining current research on implementation barriers allows for a more complete understanding of factors that may prevent treatment centers from adopting EBPs, and a categorization of EBP implementation strategies and rates of adoption may aid programs seeking to utilizes EBPs. This literature review is also designed to inform a future study of EBP implementation in treatment centers in the greater Phoenix area, which will ultimately serve as a resource to individuals seeking EBPs in the local community. Research on barriers conveyed that there are two types of barriers: global and EBP specific. At the global level, there are core barriers that must be addressed before successful implementation is possible. These barriers include organization and staff barriers. EBP specific barriers should be attended to after global barriers have been addressed. Research on implementation strategies conveys that multipronged approaches are the most effective, and should focus on addressing global barriers. Treatment centers that have successfully implemented EBPs provide valuable information to the development of new implementation strategies. Lastly, research on rates conveys the implementation of EBPs is increasing over time, however the research in this area has many limitations that must be addressed in future research to determine realist rates.
ContributorsStottlemyre, Rachael Lynn (Author) / Corbin, William (Thesis director) / Hartman, Jessica (Committee member) / Department of Psychology (Contributor) / Barrett, The Honors College (Contributor)
Created2018-12
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Description
Expansive soils in the United States cause extensive damage to roadways, buildings, and various structures. There are several treatment or methods of mitigation for these expansive soils. These treatments can be physical or chemical treatments that serve to provide more suitable building qualities for foundations and roadways alike. The main

Expansive soils in the United States cause extensive damage to roadways, buildings, and various structures. There are several treatment or methods of mitigation for these expansive soils. These treatments can be physical or chemical treatments that serve to provide more suitable building qualities for foundations and roadways alike. The main issue with expansive soils, is the volumetric variations, which are known as swelling and consolidation. These behaviors of the soil are usually stabilized through the use of lime solution, Portland Cement Concrete, and a newer technology in chemical treatments, sodium silicate solutions. Although the various chemical treatments show benefits in certain areas, the most beneficial method for stabilization comes from the combination of the chemical treatments. Lime and Portland cement concrete are the most effective in terms of increasing compressive strength and reduction of swell potential. However, with the introduction of silicate into either treatment, the efficacy of the treatments increases by a large amount lending itself more as an additive for the former processes. Sodium silicate solution does not lend itself to effectively increase the compressive strength of expansive soils. The sodium silicate solution treatment needs extensive research and development to further improve the process. A proposed experiment plan has been recommended to develop trends of pH and temperature and its influence on the effectiveness of the treatment. Nonetheless, due to the high energy consumption of the other processes, sodium silicate solution may be a proper step in decreases the carbon footprint, that is currently being created by the synthesis of Portland Cement Concrete and lime.
ContributorsMeza, Magdaleno (Author) / Zapata, Claudia (Thesis director) / Kavazanjian, Edward (Committee member) / Civil, Environmental and Sustainable Eng Program (Contributor, Contributor) / Barrett, The Honors College (Contributor)
Created2018-12
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Description
This study addresses a gap in the literature by examining interactions between parental monitoring and parental autonomy giving/personal autonomy in predicting changes in drinking behavior from high school to college. Using data from two unique studies (study 1 was 62.8% female, n = 425; study 2 was 59.9% female, n

This study addresses a gap in the literature by examining interactions between parental monitoring and parental autonomy giving/personal autonomy in predicting changes in drinking behavior from high school to college. Using data from two unique studies (study 1 was 62.8% female, n = 425; study 2 was 59.9% female, n = 2245), we analyzed main effects of parental monitoring, parental autonomy-giving, and personal autonomy. We also analyzed interactions between parental monitoring and autonomy-giving, and between parental monitoring and personal autonomy. Analyses found significant main effects of parental monitoring on drinking, with high levels of parental monitoring protecting against heavy drinking. Personal autonomy was a protective factor in both high school and college, whereas parental autonomy-giving did not predict drinking behavior in either high school or during the transition to college. This calls into question the extent to which parental autonomy-giving is a primary influence on personal autonomy. Hypothesized interactions between parental monitoring and parental autonomy giving/personal autonomy were not statistically significant. In summary, parental monitoring seems to be protective in high school, and personal autonomy—but not parental autonomy-giving—is also protective. Whereas the latter finding is well established from previous studies, the protective effect of personal autonomy during the transition to college is a novel finding. This relationship suggests that efforts to identify sources of personal autonomy in early adulthood and methods for increasing autonomy may be warranted.
ContributorsStack, Jaclyn Elaine (Author) / Corbin, William (Thesis director) / Meier, Madeline (Committee member) / Davis, Mary (Committee member) / Department of Psychology (Contributor) / Barrett, The Honors College (Contributor)
Created2017-12