James R. Barrett is a professor of history and African American studies at the University of Illinois at Urbana-Champaign. He is the author of William Z. Foster and the Tragedy of American Radicalism and the new book The Irish Way: Becoming American in the Multiethnic City (Penguin).

Ireland’s immigrants have had the biggest influence on U.S. city life. James R. Barrett, author of the new book The Irish Way, on how one ethnic group defined the urban experience.