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ASU Electronic Theses and Dissertations

This collection includes most of the ASU Theses and Dissertations from 2011 to present. ASU Theses and Dissertations are available in downloadable PDF format; however, a small percentage of items are under embargo. Information about the dissertations/theses includes degree information, committee members, an abstract, supporting data or media.

In addition to the electronic theses found in the ASU Digital Repository, ASU Theses and Dissertations can be found in the ASU Library Catalog.

Dissertations and Theses granted by Arizona State University are archived and made available through a joint effort of the ASU Graduate College and the ASU Libraries. For more information or questions about this collection contact or visit the Digital Repository ETD Library Guide or contact the ASU Graduate College at

This study aims to uncover whether English Central, an online English as a Second Language tool, improves speaking proficiency for undergraduate students with developing English skills. Eighty-three advanced English language learners from the American English and Culture Program at Arizona State University were randomly assigned to one of three conditions: the use of English Central with a learner-control, shared-control, and a no-treatment condition. The two treatment groups were assigned approximately 14.7 hours of online instruction. The relative impact of each of the three conditions was assessed using two measures. First, the Pearson Versant Test (, a well-established English-as-a-second-language speaking test, …

Dixon, Shane Yahlu, Atkinson, Robert, Savenye, Wilhelmina, et al.
Created Date

This dissertation study quantitatively measured the performance of 345 students who received public speaking instruction through an online platform presented in one of six experimental conditions in order to explore the ability of online lectures to replicate the characteristics of instructor presence and learner interaction traditionally associated with face-to-face public speaking courses. The study investigated the following research questions: RQ1: How does the visibility of an instructor in a public speaking video lesson affect students' perception of presence? RQ2: How does the visibility of an instructor in a public speaking video lesson affect student learning? RQ3: How do self-explanation (Constructive) …

Butler, Nicholas, Nelson, Brian, Atkinson, Robert, et al.
Created Date

Online education is unique in part for the relatively high degrees of autonomy afforded learners. Self-direction and self-regulation, along with support, are essential for students to succeed. The site of this action research project was a new, small online public charter school for middle and high school students, Foothills Academy Connected (FAC). The purpose of this action research project was to develop an online learner support system that was built around mentorship and based on the four areas identified by the Educational Success Prediction Instrument (ESPRI) (Roblyer & Davis, 2008); thoroughly document the process; and examine its influence on students …

Edwards, Clea, Buss, Ray R, Archambault, Leanna, et al.
Created Date