Hidetaka Hirota is an Assistant Professor in the Institute for Advanced Study at Waseda University. He is a historian of the United States with particular interests in immigration, law and policy, labor, and transnational history. He received his Ph.D. in History from Boston College, where his dissertation won the university’s best humanities dissertation award. The dissertation also received the Cromwell Dissertation Prize from the American Society for Legal History. Before joining Waseda, he served as a Mellon Research Fellow in the Society of Fellows in the Humanities at Columbia University and taught in the History Department at the City University of New York-City College. Hirota is the author of Expelling the Poor: Atlantic Seaboard States and the Nineteenth-Century Origins of American Immigration Policy (Oxford University Press, 2017). It received the First Book Award from the Immigration and Ethnic History Society, the Lois P. Rudnick Award from the New England American Studies Association, and the Donald Murphy Prize from the American Conference for Irish Studies, as well as Special Commendation for the Peter J. Gomez Prize from the Massachusetts Historical Society.