This dissertation explores the design and evaluation of augmentative and alternative communication (AAC) technologies for people with aphasia. Humans use speech and language to communicate their thoughts and opinions as well as express their individuality, autonomy and agency (George Armitage Miller 1951; Ahearn 2001). Speech and language are important tools...
Objective: To evaluate patient-reported experiences of telehealth and disparities in access, use, and satisfaction with telehealth visits during the COVID-19 pandemic (aim 1), to evaluate prevalence of portal use pre-, peri-, and post-pandemic, among the C3 cohort, and investigate any disparities in use by sociodemographic factors (aim 2), and to...
This dissertation examines three empirical questions related to human capital in developing countries. Chapter 1 studies the educational and labor market impacts of the telesecundarias, Mexican secondary schools that use televisions to deliver instruction. In areas where there is an insufficient supply of qualified teachers, delivering instruction through technology may...
Integrating the selective reconstruction of the past with an imagined future, narrative identity is a person’s internalized and evolving story of the self, functioning to provide life with some degree of meaning, purpose, and temporal coherence (McAdams & McLean, 2013). Moreover, narrative identity has been found to be associated with...
This multi-study dissertation explores experiences of music education for students with disabilities with a particular focus on students with autism spectrum disorder (ASD). It is comprised of three distinct papers including two qualitative studies and a literature review. In the first study, I collaborated with Dr. Sarah J. Bartolome to...
Economic and political processes are heavily intertwined. Political processes put constraints on economic activity while economic development influences the way the political system operates. This interconnection is especially tight in developing countries and transition economies with less secure property rights, less stable political institutions, and more rapid economic changes. In...
This multi-study dissertation explored technology and creativity within three different technology-rich creative musical spaces. Through the use of three contrasting empirical methods (qualitative content analysis, intrinsic case study, and phenomenology), I explored the complex ways technology and musical creativity are linked. In the first study, I completed a content analysis...
I examine economic design issues in the realm of dynamic organ allocation for transplantation and behavioral market design/contract theory. The second and third chapters focus on two issues in the design of the U.S. deceased-donor organ allocation system, which represents the majority of transplants performed in the U.S. In contrast...
The study of employee engagement and its consequences in the workplace has gained traction in the business world over the past decade, with dramatic claims of the direct consequences of engagement including lower absenteeism, higher sales, improved productivity, and increased profitability for organizations that are more engaged (The Gallup Organization,...
Recent developments have enabled L12-strengthened Co-based superalloys, which have thepotential to surpass Ni-based superalloys as the material of choice for the hottest sections of turbine
blades due to cobalt’s 40 ºC higher melting point. The most-studied branch of Co-based
superalloys are based on the L12 phase Co3(Al,W); however, there is...