Robert A. Sadowski is a contributing writer to Gun World, Shooting Illustrated, Combat Handguns, Gun Tests, Gun Digest and several other firearms magazines. He is the author of the Book of Glock, Shooter’s Bible Guide to Firearms Assembly, Disassembly, and Cleaning, 50 Guns That Changed the World, and the editor of the original Gun Traders Guide. He resides in Hampstead, North Carolina.