Dale Whisman is the author of the Carl Jacobs Mystery series. Dale is uniquely qualified to write about the world of Private Investigators. He was a Licensed Private Investigator for eleven years, working as an insurance fraud investigator with a company known throughout Oklahoma, Texas, Arkansas and Kansas for its success in obtaining video-tape evidence to combat fraudulent injury claims. In addition to conducting surveillance, he also investigated instances of suspected arson, product liability, theft and missing persons.

Dale is trained in karate, and has won several trophies in combat pistol competition. He resides in Tulsa, Oklahoma with his wife Sherry. They have two grown children and six grandchildren.

Dale is also active in independent filmmaking, having written several award winning screenplays, two of which have been produced into award winning films. Early in his writing career he also wrote several stageplays which were produced by area community theatres. He has acted both onstage and in films and television commercials, as has his wife Sherry, an award winning actor.

Dale is a member of the Mystery Writers OF America, Tulsa Nightwriters, Oklahoma Writers Federation, Inc., and Oklahoma Mystery Writers.