Robert Cohen, a professor of social studies and history at New York University, is a historian of student protest, whose books have explored the history of the struggle for free speech, peace, and racial justice on campuses in the US during the 20th century. Among his more recent books are The Free Speech Movement: Reflections on Berkeley in the 1960s: Freedom's Orator: Mario Savio and the Radical Legacy of the 1960s; Rebellion in Black and White: Southern Student Activism in the 1960s, and Confronting Jim Crow: Race, Memory, and the University of Georgia in the 20th Century.