Boxing
Concept
One of the foundational martial arts Matt Thornton started with and which is considered essential for striking.
Mentioned in 2 videos
Videos Mentioning Boxing

Self-Defense: Reality and Fantasy: A Conversation with Matt Thornton (Episode #316)
Sam Harris
One of the foundational martial arts Matt Thornton started with and which is considered essential for striking.

Jocko Willink: War, Leadership, and Discipline | Lex Fridman Podcast #197
Lex Fridman
A striking martial art mentioned as a good self-defense skill to train in after mastering jiu-jitsu for grappling.