Donna Warthan is a senior technical consultant at AIR. Her primary responsibilities include managing the overall project and budget for four federal School Improvement Grant projects in Virginia and New York.
Ryan Williams is a principal researcher at AIR with expertise in causal inference methods and meta-analysis. Dr. Williams is the principal investigator on an Institute for Education Sciences (IES) meta-analysis that explores sources of heterogeneity in mathematics intervention effects.
Alicia Espinoza is a senior technical assistance consultant at AIR. Her expertise includes coaching teacher leaders, school administrators, and district leaders through the implementation of evidence-based district and school improvement systems, processes, and practices.
Kiersten Strombotne is a senior economic researcher at AIR, where she specializes in econometrics and health research. Dr.
Felice Trirogoff is a communications specialist at American Institutes for Research (AIR), where her primary responsibilities include reviewing, editing, proofreading, and writing deliverables and public information materials.
Seth Brown is a senior researcher at AIR.
Michael B. Marks is a senior researcher at AIR with experience in conducting qualitative and case study research, implementation and fidelity studies, analyzing ways to foster authentic consumer engagement, and furthering organizational knowledge translation/dissemination practices. Dr.