Sidney L. Harring, Professor Emeritus at CUNY School of Law, the author of more than 80 articles, chapters, and book reviews on such subjects as American and British colonial history, Native American law, indigenous rights, and criminal law, he has written four books, the third of which, White Man's Law: Native People in Nineteenth Century Canadian Jurisprudence, was a finalist for the Donner Prize as the best book on Canadian public policy published in 1998. During the course of his career, he has received three Fellowships in Legal History from the National Endowment for the Humanities, a Fulbright Fellowship, and was a Rockefeller Fellow at the McNickle Center for the History of the American Indian.

“Policing a Class Society is a significant contribution to the literature on criminal justice history.”—Alexander W. Pisciotta, Journal of Criminal Law and Criminology "Sidney L. Harring’s Policing a Class Society from 1983 should be considered a classic. A rare avowedly Marxist history of policing in the United States, it offers something many readers crave." —Legal Form