You know that thing where you learn a skill in class, you can explain it to someone else, and then you get into a scene and your brain does the old thing anyway? This episode is about why that happens and what to do about it. Your brain runs on pathways, and the ones you've reinforced the most fire first under pressure. Understanding a concept intellectually doesn't change the pathway on its own, which is why a single workshop or class series on a skill often doesn't stick.

The good news is those pathways can change. Neuroplasticity, my friend!

Drawing on Olympian Eileen Gu's approach to neuroplasticity and metacognition, this episode breaks down how repeated, focused practice on a single skill can start to compete with your old defaults. For neurodivergent brains, this is both encouraging (your current defaults aren't necessarily permanent) and sometimes frustrating (executive function challenges can make sustained practice harder to maintain). The exercise this week is designed to give you a high volume of reps on one specific habit, with a solo modification you can adapt to conversations in your everyday life.

KEY TAKEAWAYS:

• Your first instinct in a scene is whatever brain pathway has been reinforced the most, and those pathways can change with focused repetition.
• Understanding a concept intellectually and performing it automatically live in different parts of your brain, which is why knowing better doesn't always translate to doing better.
• Your nervous system needs to feel safe enough to let you practise new patterns honestly, because stress responses will default to the oldest, most reinforced pathway.
• Targeting one specific skill at a time (rather than trying to fix everything at once) gives that new pathway the best chance of forming.
• Solo practice and real-world conversations can both build improv-relevant pathways outside of rehearsal.

CHAPTERS:

00:00 Why your brain defaults to old habits under pressure

01:16 How brain pathways work and why the most reinforced one fires first

02:36 Eileen Gu on neuroplasticity and tinkering like a scientist

03:35 Applying this to your improv practice

04:05 Why understanding a concept doesn't change the pathway on its own

05:51 What this means for neurodivergent brains

06:36 Nervous system regulation as a prerequisite for building new defaults

08:28 Exercise: Stop That Move (partner version with coach)

12:31 Solo modification: recording yourself and practising in everyday conversations

RESOURCES and RELATED EPISODES:

• Eileen Gu's metacognition and neuroplasticity commentary (referenced across recent episodes) https://www.youtube.com/shorts/-tbAaPXNeSg
• UCB Improv Manual: https://ucbcomedy.com/store/ucb-manual/
• Evidence based confidence episode: https://improvupdate.com/why-just-be-confident-doesnt-work-and-what-to-do-instead/
• Memory and recall episodes: https://improvupdate.com/memory-and-recall-exercise-improv-jams-57/
• Article for this episode: https://improvupdate.com/how-to-stop-defaulting-to-your-old-improv-habits/
• Video for this episode: https://www.youtube.com/watch?v=rad6ubzuV98

Downloadable content

Download the Free Post-Show Reflection Guide: Sent to your inbox when you subscribe to either newsletter (and added to the footer to each message if you're already subscribed).

Get a booklet with six exercises to help you get reps in challenging scenes called "Exercises to Ruin You"

Get more downloadable booklets here: https://improvupdate.com/downloads

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About

This podcast was created, written, and is hosted by Jen deHaan. You can find her bio here.

This episode was and edited and produced by StereoForest.com.

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