My BrainWise Coach

You have carried a belief about yourself since childhood that someone else handed you, and you have probably never tested it. Phil Dixon has spent years watching one of those beliefs come apart in about ninety seconds, using nothing more than an orange and a single change of instruction. This episode walks you through exactly what happens in the brain when that belief falls, and why the mechanism applies to far more than catching.
Learn more, get certified, take the Personal Threat Profile, and work with us one on one at brainwiseenterprises.com.
What you get in this one:
Why "I can't catch" lives in explicit declarative memory rather than in your motor system
How the prefrontal cortex retrieves the identity statement and triggers the threat response before your hand ever moves
The one instruction that removes the task, occupies the prefrontal cortex, and frees the visual motor pathway to run clean
The woman with vision in one eye who was told her whole life that she had no depth perception, and what happened when she watched the dimple instead
Monocular depth cues, optical expansion, motion parallax, and the cerebellum's predictive model
How the audience does real neurological work by flipping the protection driver into the participation driver
The seven-step field guide for running the demonstration yourself
What the tears actually are when a lifelong belief gets falsified in public
Rate and review us wherever you listen, and follow @mybrainwisecoach across platforms. Your review helps another BrainWise friend find the show.
00:02 The Moment A Belief Breaks
01:21 Welcome And Neuroscience Of Sports
02:14 Choosing The Volunteer Who Cannot Catch
03:05 What The Belief Looks Like Neurologically
04:45 Where The Belief Came From
06:21 The Orange And The Dimple
07:24 Removing The Task From The Brain
08:20 Why The Motor System Runs Free
09:36 Escalating Throws Build Witnessed Evidence
11:03 How The Audience Does Neurological Work
12:18 The Woman With One Eye
15:29 A Belief Installed As Medical Fact
16:46 Why People Cry After Catching
18:12 Seven Step Field Guide
21:37 What The Orange Actually Proves
22:41 Practitioner Guide And Close

Your friend is quiet at lunch, and by evening you are certain she is upset with you. A landmark study out of Columbia, published in Nature Medicine this month, traces that exact experience down to a stalled process inside a single region of your hippocampus. Phil and I read the paper carefully so you can understand what it actually shows and what it does not.

Learn more, get certified, take your Personal Threat Profile, and book 1:1 coaching at brainwiseenterprises.com.

You'll hear:

How the Columbia team profiled roughly 495,000 hippocampal cells from depressed and non-depressed donors
Why adult hippocampal neurogenesis stalls in depression rather than stopping outright
What pattern separation is, and how the dentate gyrus keeps similar memories from bleeding together
Why impaired pattern separation makes neutral events arrive already feeling like threats
How the BrainWise protection driver gets calibrated against old rejections instead of current events
The unresolved scientific debate over whether adult humans make new neurons at all
Sorrells 2018, Boldrini 2018, and the March 2026 Nature multiomic study
Maura Dupont's vision of reclassifying depression by molecular features, the way oncology reclassified cancer
Why roughly a third of patients do not respond adequately to standard antidepressants
What exercise and antidepressants actually do to hippocampal neurogenesis

Rate, review, and follow at @mybrainwisecoach so more people find this work.

00:00 The Lunch That Felt Wrong
01:55 Welcome And Episode Roadmap
02:59 Inside The Columbia Hippocampus Study
04:15 How Adult Neurogenesis Actually Works
06:28 Pattern Separation Explained
07:54 Why Neutral Events Feel Threatening
10:06 Protection Driver And Threat Profile
11:16 The Adult Neurogenesis Debate
14:30 Reclassifying Depression Like Cancer
17:29 Exercise Antidepressants And Neurogenesis
18:48 What Depression Actually Is
20:17 Support Resources And Close

Peng, M. S., et al. (2026). Dysregulated adult hippocampal neurogenesis in major depressive disorder. Nature Medicine. Open access.
https://doi.org/10.1038/s41591-026-04571-8

Sorrells, S. F., et al. (2018). Human hippocampal neurogenesis drops sharply in children to undetectable levels in adults. Nature, 555, 377-381.
https://doi.org/10.1038/nature25975

Boldrini, M., et al. (2018). Human hippocampal neurogenesis persists throughout aging. Cell Stem Cell, 22(4), 589-599.
https://doi.org/10.1016/j.stem.2018.03.015

Tosoni, G., et al. (2023). Mapping human adult hippocampal neurogenesis with single-cell transcriptomics: Reconciling controversy or fueling the debate? Neuron.
https://www.cell.com/neuron/fulltext/S0896-6273(23)00206-4

Disouky, A., et al. (2026). Human hippocampal neurogenesis in adulthood, ageing and Alzheimer's disease. Nature.
https://doi.org/10.1038/s41586-026-10169-4

Krotkova, O. A., et al. (2025). Delayed, transient, lateralized deficits in pattern separation and pattern completion after focal hippocampal irradiation in humans. Scientific Reports, 15, 43846.
https://doi.org/10.1038/s41598-025-29852-z

Pereira, A. C., et al. (2007). An in vivo correlate of exercise-induced neurogenesis in the adult dentate gyrus. PNAS, 104(13), 5638-5643.
https://doi.org/10.1073/pnas.0611721104

Erickson, K. I., et al. (2011). Exercise training increases size of hippocampus and improves memory. PNAS, 108(7), 3017-3022.
https://doi.org/10.1073/pnas.1015950108

Columbia University Irving Medical Center press release:
https://www.cuimc.columbia.edu/news/depression-stalls-formation-new-brain-cells

You take a personality assessment, read the results, and think yes, that's me. Six months later you land in the exact situation it warned you about and respond exactly the way it predicted, having changed nothing. Phil and Cole unpack the neuroscience behind that gap, and why a description of what you're like is a fundamentally different measurement from a map of what your brain is most alert to.

Visit https://brainwiseenterprises.com to learn more, get certified, take your Personal Threat Profile, and book personalized 1:1 coaching.

What you get in this conversation:

The lexical hypothesis and the 1936 dictionary study that produced the Big Five
Costa and McCrae's NEO Personality Inventory and the 60-item NEO-FFI
What a personality trait actually measures, and why traits hold steady across situations
Big Five predictive validity, from conscientiousness and job performance to neuroticism and stress
Why a neurological sensitivity is a different kind of measurement from a trait
The Personal Threat and Reward Profile's five drivers: protection, participation, prediction, purpose, and pleasure
Four coaching cases where the Big Five alone misreads the client, including the introvert with a high participation driver and the low-agreeableness client with a hidden belonging need
Why two people with identical neuroticism scores need completely different coaching conversations
The double edge principle and the developmental calibration of threat sensitivity

Rate and review the show wherever you listen, then follow @mybrainwisecoach on every platform.

CHAPTERS
00:00 Why Personality Assessments Don't Change Behavior
01:21 Welcome To My BrainWise Coach
02:28 Lexical Hypothesis And Big Five Origins
04:33 What Personality Traits Actually Measure
06:15 Traits Versus Neurological Threat Sensitivity
07:45 The Personal Threat And Reward Profile
09:48 Four Cases Where Frameworks Diverge
15:16 What Each Framework Uniquely Gives You
17:48 Field Guide Summary And Close

REFERENCES
Allport, G. W., and Odbert, H. S. (1936). Trait-Names: A Psycho-Lexical Study. Psychological Monographs, 47(1). https://doi.org/10.1037/h0093360

Costa, P. T., Jr., and McCrae, R. R. (1992). Revised NEO Personality Inventory and NEO Five-Factor Inventory Professional Manual. Psychological Assessment Resources.

Barrick, M. R., and Mount, M. K. (1991). The Big Five Personality Dimensions and Job Performance: A Meta-Analysis. Personnel Psychology, 44(1), 1-26. https://doi.org/10.1111/j.1744-6570.1991.tb00688.x

McCrae, R. R., Terracciano, A., and 78 Members of the Personality Profiles of Cultures Project (2005). Personality Profiles of Cultures: Aggregate Personality Traits. Journal of Personality and Social Psychology, 89(3), 407-425. https://doi.org/10.1037/0022-3514.89.3.407

CONNECT
Website and Personal Threat Profile: https://brainwiseenterprises.com
Podcast: https://brainwiseenterprises.com/podcast
Everywhere else: @mybrainwisecoach

#Neuroscience #BigFive #PersonalityTest #Leadership #ExecutiveCoaching #MyBrainWiseCoach

A visionary founder shares a brilliant idea, someone asks a reasonable clarifying question, and the meeting falls apart. You have probably watched this happen, or lived it from one side or the other. Cole Bastian and Phil Dixon explain why the pattern is neurologically predictable rather than anyone's fault, and hand you seven tools that work with the founder's brain instead of against it.
Learn more, get certified, take your Personal Threat Profile (PTP), and book personalized 1:1 coaching at brainwiseenterprises.com.
What you get:
Why high openness to experience and reduced latent inhibition let visionary founders see connections other people miss
The schema problem, and why a founder's idea feels complete to them and incomplete to everyone else
The curse of knowledge, first documented by Camerer, Loewenstein, and Weber in 1989
How the protection driver turns a clarifying question into a perceived attack on competence
Why the team's prediction and participation drivers make speaking up feel socially risky
Seven tools: confirmation questions, extension questions, the prototype sketch, the yes and opening, the designated translator, structured idea capture, and the PTP-informed pre-meeting frame
Why the team member who does not understand the idea is your map, not your obstacle

If this episode helps you think differently about how your brain works, rate and review us wherever you listen, and follow @mybrainwisecoach everywhere.

CHAPTERS
00:00 The Joy And The Terror
01:42 Welcome To My BrainWise Coach
02:51 High Openness And Latent Inhibition
04:13 The Schema Problem Explained
05:10 The Curse Of Knowledge
06:02 The Clarification Trap Explained
07:11 Why The Team Nods Along
08:51 How The Failure Mode Accumulates
09:29 Tool One Confirmation Not Clarification
11:05 Tool Two Extension Not Evaluation
12:00 Tool Three The Prototype Sketch
13:00 Tool Four The Yes And Opening
13:50 Tool Five The Designated Translator
15:07 Tool Six Structured Idea Capture
16:01 Tool Seven PTP Pre-Meeting Frame
17:27 Phil's Single Most Important Point
18:51 White Paper And Closing Thoughts

REFERENCES AND MATERIALS DISCUSSED
Camerer, C., Loewenstein, G., and Weber, M. (1989). The Curse of Knowledge in Economic Settings: An Experimental Analysis. Journal of Political Economy, 97(5), 1232 to 1254. https://doi.org/10.1086/261651
Carson, S. H., Peterson, J. B., and Higgins, D. M. (2003). Decreased Latent Inhibition Is Associated With Increased Creative Achievement in High-Functioning Individuals. Journal of Personality and Social Psychology, 85(3), 499 to 506. https://doi.org/10.1037/0022-3514.85.3.499
Peterson, J. B., and Carson, S. (2000). Latent Inhibition and Openness to Experience in a High-Achieving Student Population. Personality and Individual Differences, 28(2), 323 to 332.
Bartlett, F. C. (1932). Remembering: A Study in Experimental and Social Psychology. Cambridge University Press.
Felsman, P., Gunawardena, S., and Seifert, C. M. (2020). Improv Experience Promotes Divergent Thinking, Uncertainty Tolerance, and Affective Well-Being. Thinking Skills and Creativity, 35.
Lewis, C., and Lovatt, P. J. (2013). Breaking Away From Set Patterns of Thinking: Improvisation and Divergent Thinking. Thinking Skills and Creativity, 9, 46 to 58.

Your best ideas rarely show up at your desk. They arrive in the shower, on a run, in the car, at the exact moment you stop trying to solve the problem. A brand-new Emory study explains why, and the answer is that the most sophisticated part of your brain is often the thing standing in your way.
Learn more, get certified, take the Personal Threat Profile (PTP), and book personalized 1:1 coaching at brainwiseenterprises.com.
Cole and Phil walk you through:
The 2026 Emory study in Science Advances by Kai Lu and Robert Liu, showing that silencing the medial prefrontal cortex lets mice learn a better strategy three times faster
Why the prefrontal cortex runs a "win-stay" system that conserves old patterns instead of breaking them
Charles Limb and Allen Braun's 2008 jazz improvisation fMRI study and the dorsolateral prefrontal deactivation it found
Siyuan Liu's 2012 freestyle rap study reproducing the same neural fingerprint
Arne Dietrich's transient hypofrontality hypothesis and what hard exercise does to your evaluating brain
The 2026 Frontiers review on flow states and default mode to executive network connectivity
Right temporal alpha and the neuroscience of the aha moment
Why creative generation and creative evaluation need separate calendar blocks
The prediction driver in the Personal Threat and Reward Profile, and why high-certainty brains feel this most
The cognitive mechanism that makes psychological safety a creativity intervention, not just a culture one
Rate, review, and follow the show at @mybrainwisecoach. It moves the episode in front of the leaders who need it.
00:00 When Your Best Thinking Happens
01:52 Welcome To Neuroscience Digest
02:54 The Emory Mouse Maze Study
04:17 Silencing The Prefrontal Cortex
05:19 The Poker Player Analogy
06:10 The Mouse Model Caveat
07:20 Jazz Improvisation In The Scanner
08:34 Freestyle Rap Shows The Same Pattern
09:18 Transient Hypofrontality And Hard Exercise
10:23 Exercise Intensity And Divergent Thinking
11:16 What Flow States Reveal
12:31 The Aha Moment Mechanism
13:21 Why Four Studies Converge
14:55 Generating Versus Evaluating Ideas
16:03 The Prediction Driver Connection
17:11 Stop Brainstorming At Peak Focus
18:09 Exercise As A Cognitive Strategy
19:07 Psychological Safety And Creative Output
20:23 The Single Most Important Point
21:50 Closing Thoughts And Sign-Off
Lu, K., Wong, K. T., Yang, C. J., Zhou, L. N., Shi, Y. T., Costello, M. L., & Liu, R. C. (2026). Neural competition between prefrontal and auditory cortex constrains novel sound strategy learning. Science Advances. https://doi.org/10.1126/sciadv.aeb3005
Limb, C. J., & Braun, A. R. (2008). Neural substrates of spontaneous musical performance: An fMRI study of jazz improvisation. PLoS ONE, 3(2), e1679. https://doi.org/10.1371/journal.pone.0001679
Liu, S., Chow, H. M., Xu, Y., Erkkinen, M. G., Swett, K. E., Eagle, M. W., Rizik-Baer, D. A., & Braun, A. R. (2012). Neural correlates of lyrical improvisation: An fMRI study of freestyle rap. Scientific Reports, 2, 834. https://doi.org/10.1038/srep00834
Dietrich, A. (2003). Functional neuroanatomy of altered states of consciousness: The transient hypofrontality hypothesis. Consciousness and Cognition, 12(2), 231-256. https://doi.org/10.1016/S1053-8100(02)00046-6
Maleki, M., Ahmadpour, A., Moraru, A., & Memmert, D. (2024). Acute aerobic exercise and creative thinking: Comparison of transient hypofrontality state and strength model of self-control's theoretical predictions. Retos, 58. https://doi.org/10.47197/retos.v58.103685
Barnett, K., & Vasiu, F. (2026). Enhanced functional connectivity between the default mode network and executive control network during flow states may facilitate creativity and emotional regulation. Frontiers in Behavioral Neuroscience, 19, 1690499. https://doi.org/10.3389/fnbeh.2025.1690499