Alexandria Walton Radford is a senior director at AIR. Dr. Radford's primary responsibilities include leading a team and working with partners to improve today’s students access to postsecondary education, postsecondary degree completion, and subsequent labor market outcomes. She is dedicated to using research, evaluation, and technical assistance to provide insights ...
Eben Witherspoon is a senior researcher in the Human Services division at AIR, with expertise in research design, quantitative analysis, and educational psychology. His work focuses on understanding students’ experiences in science, technology, engineering and mathematics (STEM) classrooms and career pathways, with an emphasis on broadening participation in those fields. ...
James Cowan is a principal econometrician in the Analysis of Longitudinal Data in Education Research program at AIR. His primary responsibilities include the design, management, and implementation of empirical studies of education policy. He has extensive experience in quasi-experimental research design and value added modeling.Cowan has published work on the ...
Roman Ruiz is a postsecondary education senior researcher at AIR and has a decade of experience in the field of higher education, both as a researcher and practitioner. Currently, Ruiz leads quantitative data analysis tasks for the Bill & Melinda Gates Foundation-sponsored Frontier Set initiative, a multi-year study designed to ...
Christopher Paek is a senior qualitative researcher at AIR. He has more than nine years of academic and practitioner experience in the field of international development—primarily in the Sub-Saharan Africa (SSA) region—with a particular focus on microfinance, financial inclusion, formal/informal economy, institutional sociology, and critical political economy.In his present position, ...