Nicholas Sorensen is a principal researcher at AIR. His research is primarily focused on dropout prevention and helping struggling students succeed across the transition to high school. His work emphasizes the role of social psychological interventions, strategies to support success in algebra and mathematics, and use of early warning systems ...
Jessica Heppen, a nationally recognized expert in education research, policy, and practice, is the president & CEO of AIR. Dr. Heppen been with AIR for 20 years and, in that time, has held several key roles during her tenure.
Christal Ramos is a managing director in the health division. She has over 16 years of experience implementing and studying policies and interventions to improve health equity, particularly for people with Medicaid or who are uninsured, and for communities of color. She is experienced in leading mixed-methods research, evaluation and ...
Sami Kitmitto is an economist and quantitative analyst specializing in quasi-experimental and experimental methods for research and evaluation in the areas of education and the workforce. He is currently deputy project director on the NAEP Validity Studies project for the U.S. Department of Education (ED), a principal investigator on an ...
Steve Leinwand is a principal researcher at AIR and has over 30 years of leadership positions in mathematics education. He currently serves as mathematics expert on a wide range of AIR projects that evaluate programs, develop assessments, and provide technical assistance. Leinwand’s work at AIR has included developing specifications and ...
Mary Ann Fox is a vice president at AIR and director of the national and international statistics practice area. In this role, she provides oversight and management to a set of 14 related projects regarding financial stewardship, quality of the work product, coordination of staff, and service to clients. These ...
Deborah Holtzman, an AIR principal researcher, specializes in the statistical analysis of quantitative data, particularly achievement data and survey data. She recently concluded the evaluation of a College Board school-intervention program for which she analyzed achievement and other outcome data for schools in three states using a comparative interrupted time ...
Ebru Erberber is a principal researcher at AIR. Dr. Erberber has more than 20 years of experience in large-scale comparative studies of educational achievement. In her current position, she serves as the project leader for the Trends in International Mathematics and Science Study (TIMSS) and the Teaching and Learning International ...
Kyle Esdaille is a Principal Researcher in the Health Division at AIR. He currently works on projects that incorporate health equity into healthcare access. Dr. Esdaille is a solution focused health professional with a sincere passion for improving quality of care and access to care. He has experience in healthcare ...
Larry V. Hedges is an AIR Scholar, as well as Board of Trustees Professor of Statistics, Education and Social Policy, and Psychology and co-director of the Center for Statistics in Education and Public Policy (STEPP) Center at Northwestern University. His appointments include serving as chair of the Board of Directors ...