John Ball (1911–1988) wrote more than thirty novels across numerous genres; his Virgil Tibbs series remains his best-known work. Born in Schenectady, New York, he grew up in Milwaukee, Wisconsin, and worked briefly as a part-time police officer in Los Angeles.

John Ridley (foreword) is an award-winning screenwriter, film director, and novelist. The creator of the acclaimed television series American Crime, he won the Academy Award for Best Adapted Screenplay for 12 Years a Slave.