If you have studied pistol gunfighting and training history you may already know some of this, but Chris does a good, brief job in this video. Yes, he left out Fairbairn and Sykes, maybe he will get to them another day.
For those who say. "what about Taran Butler"? Listen to what he has to say about it at about the 5 minute mark.
For those who say. "what about Taran Butler"? Listen to what he has to say about it at about the 5 minute mark.