DarkHorse Podcast Careful Thinking in Reckless Times: The 318th Evolutionary Lens with Bret Weinstein and Heather Heying
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Mar 25, 2026 They explore how to think clearly under uncertainty using logic, probability, and tracking shifting beliefs. They demo a visual Bayesian tool for mapping hypotheses and avoiding false certainties. They debate natural versus symbolic explanations for a high-profile shooting and dissect how observational training sharpens evidence evaluation.
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Cartesian Crisis Makes Certainty Dangerous
- The Cartesian crisis is accelerating and makes it harder to know what to believe.
- Bret Weinstein says increasing AI and curated/fabricated media intensify uncertainty, so tracking beliefs and probabilities is essential.
Record Your Beliefs And Update With Evidence
- Keep explicit records of what you believe, why, and what would change your mind.
- Heather Heying and Bret recommend assigning probabilities to hypotheses and updating them as new evidence arrives.
Vaccines Example Of Missed Assumptions
- Bret recounts how they initially saw COVID vaccines as dangerous but failed to question assumed safety tests.
- He realized critical placebo and all-cause mortality tests he expected had not been done, prompting a revision of prior beliefs.