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One of the most controversial medical procedures in history - Jenell Johnson

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TEDEd Animation

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In 1935, researchers found that after removing the frontal lobes of two chimps, they no longer experienced frustration or anxiety. Neurologist Egas Moniz believed that replicating this in humans could cure mental illness— leading to one of the most controversial and destructive medical treatments of the 20th century: the lobotomy. Jenell Johnson uncovers the history of the procedure.

Lobotomy is featured in a number of contemporary horror films, while other medical procedures, such as heart surgery, are not. What about lobotomy makes it so frightening? Does that tell us something about our relationship with medicine?

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About TED-Ed Animations

TED-Ed Animations feature the words and ideas of educators brought to life by professional animators. Are you an educator or animator interested in creating a TED-Ed Animation? Nominate yourself here »

Meet The Creators

  • Educator Jenell Johnson
  • Director Anton Bogaty
  • Narrator Addison Anderson
  • Composer Cem Misirlioglu, Work Play Work
  • Sound Designer Cem Misirlioglu, Work Play Work
  • Produced by Gerta Xhelo, Abdallah Ewis
  • Editorial Director Alex Rosenthal
  • Editorial Producer Dan Kwartler
  • Script Editor Stephanie Honchell Smith
  • Fact-Checker Charles Wallace

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