Prior to joining the University of Mannheim, Professor Ratkovic received his PhD from the University of Wisconsin-Madison under David Weimer, was mentored by Kosuke Imai at Princeton University as a post-doctoral fellow, and spent a decade teaching in the Department of Politics with an affiliation at the Center for Statistics and Machine Learning at Princeton University. His work has appeared in top journals in political science and statistics, among them the American Political Science Review, Journal of Politics, Journal of the American Statistical Association, and Journal of the Royal Statistical Society (Series B). He was the inaugural recipient of the Thomas Ten Have Memorial Award from the Atlantic Causal Inference Conference, the Gosnell Prize for Excellence in Political Methodology from the Society for Political Methodology, and the Stanley Kelley, Jr. Award for Excellence in Teaching from the Department of Politics at Princeton University. His students have found academic positions at top universities, including Harvard University and the University of Michigan, as well as top positions in industry, including at Google, Facebook, and Two Sigma.