A former law enforcement officer, armorer and firearms instructor, Gary Yee has written extensively on the muzzle loader sharpshooter. He has been a guest curator for the San Francisco Veterans' Building and Francisco Fort. No stranger to firearms, upon retirement he studied gunsmithing for Trinidad State College where he is an adjunct instructor. When not writing, Gary builds flintlock rifles, hunting pouches and powder horns. Besides belonging to the Contemporary Long Rifle Association, The Honourable Company of Horners, he is also a life member of the National Muzzle Loading Rifle Association, the National Rifle Association, and The Company of Military Historians.