As our centennial series continues, Madeline Hsu, professor of history and director of the Center for Global Migration Studies at the University of Maryland, and an editor of the 2-volume Cambridge History of Global Migrations (Cambridge University Press, 2023), A Nation of Immigrants Reconsidered: U.S. Society in an Age of Restriction, 1924-1965 (University of Illinois Press, 2019), and the author of Asian American History: A Very Short Introduction (Oxford University Press, 2016), examines U.S. law and policies from The Immigration Act of 1924 to the present.