Joshua Bloom is Assistant Professor of Sociology at the University of Pittsburgh. He is the coeditor of Working for Justice: The L.A. Model of Organizing and Advocacy. His articles have been published in American Sociological Review and other venues.*

Waldo E. Martin, Jr., is Alexander F. and May T. Morrison Professor of History and Citizenship at the University of California, Berkeley. He is the author of No Coward Soldiers: Black Cultural Politics in Postwar America, Brown v. Board of Education: A Brief History with Documents, and The Mind of Frederick Douglass.*

*Bios taken from the University of California Press. | Photo of Waldo E. Martin (left) and Joshua Bloom: Reed Hutchinson/UCLA