Coauthor of: The Complete Public Enemy Almanac; Public Enemies: America's Criminal Past, 1919-1940; The Public Enemies Handbook (in progress) Contributor to: The Quotable Al Capone; Dillinger: The Untold Story; Thompson, The American Legend: The First Submachine Gun Owner, Publisher, and Editor-in-Chief of On the Spot Journal www.onthespotjournal.com/journal.html Author of numerous articles on historical crime Consultant to various television and radio crime documentaries.