This week, we're joined by Dr. Jen Case! Jen is a 13x IBJJF masters world champion, BJJ black belt under Renato Tavares, coach at Charlotte Jiu-Jitsu Academy, and PhD in Human Nutrition & Performance. In this episode, Jen covers the risks of Jiu-Jitsu competition and how it can be made safer.

Follow Jen on Instagram:
https://www.instagram.com/drjenjitsu/

Jen's website:
https://drjencase.com/

Train with Jen at Charlotte Jiu-Jitsu Academy in North Carolina:
https://charlotte-bjj.com/


Mental models discussed in this episode:

• Normalization
  https://bjjmentalmodels.com/normalization/
  
  
• Gamification
  https://bjjmentalmodels.com/gamification/
  
  
• Open Knowledge
  https://bjjmentalmodels.com/open-knowledge/
  
  
• Return on Investment
  https://bjjmentalmodels.com/return-on-investment/
  
  
  

Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Music by Enterprize:
https://enterprize.bandcamp.com/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

In this week's mini-episode, we discuss what makes solid frames: relying on bone structure, and minimizing the joints involved. We explain the difference between short-range and long-range frames, and when to use them.

Get our Intro to Mechanics audio course, normally $79, FREE:
https://bjjmentalmodels.com/freeintro


Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

This week, we're joined by Corey Guitard from 10th Planet Jiu Jitsu Calgary! In this episode, Corey explains how tape study in Jiu-Jitsu (such as video feedback and instructionals) builds structured, efficient learning.

Follow Corey on Instagram:
https://www.instagram.com/10thplanetcalgary

Train with Corey at 10th Planet Jiu Jitsu in Calgary:
https://10thplanetcalgary.com/


Mental models discussed in this episode:

• Invariants
  https://bjjmentalmodels.com/invariants/
  
  
• Learning Modalities
  https://bjjmentalmodels.com/learning-modalities/
  
  
• Compartmentalization
  https://bjjmentalmodels.com/compartmentalization/
  
  
• Diminishing Returns
  https://bjjmentalmodels.com/diminishing-returns/
  
  
• Zone of Genius
  https://bjjmentalmodels.com/zone-of-genius/
  
  
• Investing in Loss
  https://bjjmentalmodels.com/investing-in-loss/
  
  
  

Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Music by Enterprize:
https://enterprize.bandcamp.com/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

In this week's mini-episode, we discuss Priit's 45° Rule, a helpful tip for surviving (and escaping) bad positions. The "rule" tells us: When your legs have been neutralized (ie. guard is passed), get your shoulders at 45 degrees relative to the floor.

Get our Intro to Mechanics audio course, normally $79, FREE:
https://bjjmentalmodels.com/freeintro


Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

This week, we're joined by Thomas Rozdzynski from RŌL Academy! In this episode, Thomas discusses how students’ Jiu-Jitsu goals evolve over time, the importance of coach–student communication, and balancing fun with measurable progress for long-term success.

Follow Thomas on Instagram:
https://www.instagram.com/rozdzynskibjj

Train with Thomas at RŌL Academy in Orland Park:
https://www.rolacademy.com/


Mental models discussed in this episode:

• Compatible Intent
  https://bjjmentalmodels.com/compatible-intent/
  
  
• Process Over Outcomes
  https://bjjmentalmodels.com/process-over-outcomes/
  
  
• Keep it Playful
  https://bjjmentalmodels.com/keep-it-playful/
  
  
  

Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Music by Enterprize:
https://enterprize.bandcamp.com/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

In this week's mini-episode, we discuss Hick's Law, a powerful psychology and design concept that explains how the availability of more options increases our decision-making time.

Get our Intro to Mechanics audio course, normally $79, FREE:
https://bjjmentalmodels.com/freeintro


Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

In this episode, we're joined by Dr. Kristi Charish and Dr. Christle Guevarra for a deep dive into fitness and nutrition myths in Jiu-Jitsu! Kristi & Christle explore how bad information spreads, the role of genetics in performance, and why aspiring athletes often fail when trying to do everything at once. They break down key misconceptions around supplements, weight cutting, and performance-enhancing drugs, while also addressing sensitive but crucial topics like Ozempic, hormone therapy, and perimenopause.

Follow Dr. Kristi Charish on Instagram:
https://www.instagram.com/charishkristi

Hire Kristi for science mythbusting & join her newsletter:
https://kristicharish.com/

Get Kristi's sci-fi/fantasy novels from Penguin Random House and Simon & Schuster:
https://www.amazon.com/stores/author/B00LMTI34I/allbooks

Follow Dr. Christle Guevarra on Instagram:
https://www.instagram.com/dr.christle

Build muscle with Christle at RP Strength:
https://www.youtube.com/channel/UCfQgsKhHjSyRLOp9mnffqVg

Get Christle's new book, Bodybuilding Anatomy, from Human Kinetics:
https://www.amazon.com/stores/author/B0DJMWMV4C/allbooks


Mental models discussed in this episode:

• Survivorship Bias
  https://bjjmentalmodels.com/survivorship-bias/
  
• Certainty Heuristic
  https://bjjmentalmodels.com/certainty-heuristic/
  
  
  

Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Music by Enterprize:
https://enterprize.bandcamp.com/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake

In this week's mini-episode, we discuss consistency as a concept, and explain how it acts as the basis for building good habits, achieving compound gains, and creating luck.

Get our Intro to Mechanics audio course, normally $79, FREE:
https://bjjmentalmodels.com/freeintro


Don't forget to check out BJJ Mental Models Premium!

If you love the podcast, you'll definitely love our premium membership offerings. The podcast is truly just the tip of the iceberg – the next steps on your journey are joining our community, downloading our strategy courseware, and working with us to optimize your game. We do all this through memberships that come in at a fraction of the cost of a single private.

Sign up here for a free trial:
https://bjjmentalmodels.com/


Need more BJJ Mental Models?

Get tips, tricks, and breakthrough insights from our newsletter:
https://bjjmentalmodels.com/newsletter/

Get nitty-gritty details on our mental models from the full database:
https://bjjmentalmodels.com/database/

Follow us on social:
https://facebook.com/bjjmentalmodels/
https://instagram.com/bjjmentalmodels/

Get Jake O'Driscoll's triple threat ankle lock course, FREE:
https://bjjmentalmodels.com/jake