It’s thought that the concept of firing two fast shots to stop a threat, also known as a double tap, was first taught by W.E. Fairbairn and E. S. Sykes, around 1944. The history is important but not as important as the logic behind the concept.
Since handguns are notoriously poor at stopping fights, common sense suggests that two hits achieved very quickly are better than one. It should be obvious that two hits will make an attacker bleed more than one hit, and the more an attacker bleeds, the sooner they’re likely to become incapacitated. However, because as effective.
