Kosuke Imai is assistant professor in the Department of Politics at Princeton University. Prior to his Ph.D., he received a B.A. in Liberal Arts from the University of Tokyo (1998) and an A.M. in Statistics from Harvard University (2002). Imai's research area is political methodology (or more generally applied statistics). The current research topics include causal inferences with experimental and observational data, aggregate data problems in various social science disciplines, and statistical analysis of voting data. The results of these and other research projects have appeared in peer-refereed journals including American Journal of Political Science, American Political Science Review, Journal of the American Statistical Association, Journal of Econometrics, Political Analysis, and Journal of the Royal Statistical Society. Imai's research has been supported by the National Science Foundation and others. Ph.D., Harvard University.