Larry V. Hedges

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Larry Vernon Hedges is a researcher in statistical methods for meta-analysis and evaluation of education policy. He is Professor of Statistics and Education and Social Policy, Institute for Policy Research, Northwestern University. Previously, he was the Stella M. Rowley Distinguished Service Professor of Education, Sociology, Psychology, and Public Policy Studies at the University of Chicago.[1][2] He is a member of the National Academy of Education and a fellow of the American Academy of Arts and Sciences, the American Educational Research Association, the American Psychological Association, and the American Statistical Association.[3]

He has authored a number of articles and books on statistical methods for meta-analysis, which is the use of statistical methods for combining results from different studies. He also suggested several estimators for effect sizes and derived their properties. He carried out research on the relation of resources available to schools and student achievement, most notably the relation between class size and achievement.


  • Hedges, Larry V.; Olkin, Ingram (1985). Statistical methods for meta-analysis. Boston: Academic Press. ISBN 0-12-336380-2. 
  • Woodworth, George Walter; Hedges, Larry V.; Shymansky, James A. (1989). A practical guide to modern methods of meta-analysis. Arlington, VA: National Science Teachers Association. ISBN 0-87355-081-1. 
  • Hedges, Larry V.; Cooper, Harris M. (1994). The Handbook of research synthesis. New York: Russell Sage Foundation. ISBN 0-87154-226-9. 
  • Rothstein, Hannah; Borenstein, Michael; Hedges, Larry V. (2009). Introduction to Meta-Analysis (Statistics in Practice). New York: Wiley. ISBN 0-470-05724-6. 


  1. ^ "Larry V. Hedges". Northwestern University. Retrieved 2013-05-06. 
  2. ^ "Department of Statistics: Larry Hedges". Northwestern University. 2009-05-19. Retrieved 2010-05-16. 
  3. ^ Sweet, Lynn (October 19, 2011), "Obama taps Northwestern U. prof Larry Hedges for education panel", Chicago Sun-Times .

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