American Institutes for Research

Larry V. Hedges is an AIR Institute Fellow, as well as Board of Trustees Professor of Statistics, Education and Social Policy, and Psychology and director of the IPR Q-Center at Northwestern University. His many appointments and honors include serving on the Board of Directors of the national board for Education Sciences and as president of the Society for Research on Educational Effectiveness.  Dr. Hedges is also a prolific writer, having written more than 200 publications; the most recent of his eight books is The Handbook of Research Synthesis and Meta-Analysis (with H. Cooper and J. Valentine, 2009).

While maintaining his appointment and duties at Northwestern University, Dr. Hedges will be working with AIR on several topics involving statistical and research methods. He is best known for developing statistical methods for meta-analysis, the backbone of much evidence-based social science research.  His broad interests span the costs of systematic reviews, differences between boys and girls in mental test scores, the black/white gap in achievement test scores, and frameworks for international comparative education studies. He is also an expert on education measurement and the design and analysis of rigorous experiments.