Lex Fridman does judo with Travis Stevens, Olympic Silver Medalist

Travis Stevens, 2016 Olympic judo silver medalist, teaches Lex Fridman the mechanics of sumi-gaeshi and tai-otoshi grip work in a live Austin gym session.

• Travis Stevens is a 2016 Olympic silver medalist and among the greatest American judoka in history.
• The core mechanical principle Stevens teaches: create angle first, then split the hips — never attack straight-on.
• Common beginner error is overcommitting the splitting leg, which prevents the follow-through step and kills the throw.
• Stevens’ lapel-grip sumi-gaeshi variation works by inducing a push-pull rhythm until the opponent is on their toes, then sliding underneath.
• Timing cue: attack the moment the opponent’s weight shifts up, not when they are grounded and stable.
• Off-balance points are front-corner and rear-corner — a pinky-level redirect at either point forces the opponent to turn and expose the target leg.
• Session was held at B Team gym in Austin, which also hosts Craig Jones, Nicky Ryan, and Rod; Austin named a top US city for martial arts training.

Guests: Travis Stevens — 2016 Olympic silver medalist, one of the greatest American judoka; Lex Fridman — AI researcher and long-time judo/BJJ practitioner · 2024-04-18 · Watch on YouTube