John Fowler retired after 29 years from Illinois State Police as a Criminal Intelligence Specialist. He has a B.A. in Administration of Criminal Justice, is a registered firearms instructor with the state of Illinois, and an approved instructor for concealed carry with the Illinois State Police. He has also worked part time with a local police department as a patrol man with over 20 years as the Range Officer/Firearms Instructor. He competes in IDPA(International Defensive Pistol Association) matches. He co-authored an article for Journal of the Association of Firearms and Toolmarks Examiners entitled “The Effects of Velocity on Bullet Striations.” He also had an article published in the magazine Combat Handguns concerning officer safety. He also possesses a Federal Firearms License(FFL).