Laurence J. Yadon is an attorney, mediator, and arbitrator. He has assisted the Department of Justice in litigation matters before his local United States district court and has successfully argued before the US Supreme Court. He is the co-author of Pelican's 100 Oklahoma Outlaws, Gangsters, and Lawmen: 1839-1939; 200 Texas Outlaws and Lawmen: 1835-1935; Ten Deadly Texans; Old West Swindlers; Arizona Gunfighter; and Outlaws with Badges. Yadon resides in Tulsa, Oklahoma.
Dan Anderson is a former award-winning newspaper journalist and photographer. He resides in Katy, Texas. Anderson and Yadon are also the authors of 100 Oklahoma Outlaws, Gangsters, and Lawmen: 1839-1939, also published by Pelican.