Jaroslaw Kantorowicz obtained his PhD (summa cum laude) in law and economics jointly from Erasmus University Rotterdam, University of Hamburg and Bologna (European Doctorate in Law and Economics). In 2011-2014, he was awarded the Erasmus Mundus Scholarship. Currently, he is an assistant professor at Leiden University, Institute of Security and Global Affairs and a researcher at Erasmus University Rotterdam, Institute of Law & Economics. In the past Jaroslaw researched for OECD, European Commission, European Parliament and the Civil Development Forum. His broad areas of expertise include political economy, institutional economics, fiscal policy, financial regulation and microeconometrics. His current (mostly empirical) research projects focus on institutions under extreme conditions, financial regulations, historical persistence of institutions and intergovernmental fiscal relations. He has experience in teaching quantitative research methods, empirical legal studies and microeconomics.