Writings on the neurobiology

beneath performance

Shame and Guilt: https://www.smartbrief.com/original/shame-shuts-leaders-down-why-a-pep-talk-cant-work

An exploration of the neurological differences between shame and guilt in leadership feedback, explaining why conventional pep talks fail when professionals experience a shame loop.

The Dual Hormone Hypothesis: https://www.newsweek.com/messi-mbappe-and-the-hormone-cascade-behind-penalty-kicks-that-fall-short-12182619

An analysis of high-pressure athletic performance through the lens of the dual-hormone hypothesis, detailing how testosterone and cortisol interact during critical moments in sports and clutch performance.

The Neuroscience of Imposter Syndrome: https://kevinmd.com/2026/08/why-imposter-syndrome-and-burnout-share-a-circuit.html

A deep dive into the overlap between chronic professional burnout, maladaptive perfectionism, and the impostor phenomenon using data from healthcare professionals.

What is Vagus Nerve Stimulation: https://health.usnews.com/health-care/patient-advice/articles/what-is-vagus-nerve-stimulation

What is Ecotherapy: https://www.boston25news.com/news/local/it-makes-me-feel-great-getting-outdoors-increasingly-used-mental-health-treatment/VZ7KL3O4PVFCFDOYSPGLWI6U2U/

Preprint on The Neuroscience of Imposter Syndrome: https://papers.ssrn.com/sol3/papers.cfm?abstract_id=7112099

The NeuroBones Model of Imposter Syndrome™

https://drkymberlee.substack.com/ We Should Not Be Talking At All


Dr. O'Brien's central professional network where she posts real-time breakdowns of leadership neuroscience, stress reactivity, and executive performance metrics. The NeuroBones Model of Imposter Syndrome™