The United States Marines have a saying: "Every Marine a rifleman." That being said, some of them are pretty handy with a pistol, too.
Lt. Col. Jeff Cooper literally wrote the book on modern handguns in combat. In fact, you're probably already acquainted with a number of concepts he introduced to the world of pistols, even though you might not know his name. Some of them are so common sense and simple that it's hard to believe anyone had to invent them.
This was the genius of Jeff Cooper. Learn more about this forgotten American at Ammo.com.