Philip Zimbardo's Stanford Prison Experiment taught the world that good people turn cruel when you hand them power and a uniform — a lesson repeated in every psychology textbook for fifty years. Then researchers listened to the original recordings and read the archives, and found guards being told to be tough, a prisoner who later admitted he was acting, and conclusions written before the study even began. This is the story of a lie that was too good to let die.
Start where the legend lives: Zimbardo's own slideshow site, narrating day by day how volunteers supposedly descended into brutality — the version that convinced the world and the courts.
The classic account in brief — 24 screened-'normal' students, a mock prison in the psychology building, and a two-week study shut down after six days because it had spun out of control.
The full dossier: the setup and the famous findings, but also the mounting criticism of its methods, its ethics, and whether it was ever really an experiment at all.
Vsauce's Mind Field revisits the study and the comfortable moral we took from it — that anyone could become a monster — and starts pulling at the threads that don't hold.
Ben Blum's explosive investigation — the audiotape of staff grooming guards to be cruel, and prisoner Douglas Korpi admitting his on-camera 'breakdown' was faked so he could go home and study.
Vox on why it matters that one of psychology's pillars was staged: the study was never replicated, its narrative was scripted, and it shaped how a generation thought about human nature.
National Geographic's 2024 documentary brings the surviving prisoners and guards back together to confront what really happened in that basement — and what Zimbardo made of it.