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In 2012, a viral TED Talk promised that standing like a superhero for just two minutes would alter your hormones, boost risk tolerance, and turn you into an executive power player. The catch? The study behind it had a tiny sample of 42 undergraduates, a menu of post-hoc decisions, and an effect size that vanished the second independent researchers tried to replicate it. This week, we dive into the rise and dramatic fall of "Power Posing," unpacking p-hacking, researcher degrees of freedom, and how the Open Science movement brought down one of pop psychology’s biggest fads.