Adam Teller is Professor of History and Judaic Studies at Brown University in the USA, specializing in the history of the Jews in early modern Eastern Europe. He has published widely on the economic, social, and cultural history of the Jews in the Polish-Lithuanian Commonwealth. His monograph, “Money, Power, and Influence in Eighteenth-Century Lithuania: The Jews on the Radziwiłł Estates,” was published in Hebrew by Merkaz Shazar in 2005 and in a revised and updated English translation by Stanford University Press in 2016. His current project, “Ransom and Relief: The Great Jewish Refugee Crisis of the Seventeenth Century,” deals with the global Jewish refugee crisis that developed in the wake of the 1648 Khmelnytsky uprising. It will be published by Princeton University Press in 2020.