Concrete Mama: Prison Profiles from Walla Walla by Ethan Hoffman is a gripping history book on criminal law that explores the lives of inmates in Walla Walla prison in 1986. Written by John A. McCoy, this paperback edition is perfect for adult and further education. With a focus on the subject area of criminal law, the book offers an unparalleled insight into the prison system in the United States. The publication name, Concrete Mama, is a nod to the nickname given to the prison due to its imposing concrete walls. Published by the University of Missouri Press, this book is a must-read for anyone interested in the history of the US prison system.