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Henry Gustav Molaison (February 26, 1926 – December 2, 2008), known widely as H.M., was an American who had a bilateral medial temporal lobectomy to surgically resect the anterior two thirds of his hippocampi, parahippocampal cortices, entorhinal cortices, piriform cortices, and amygdalae in an attempt to cure his epilepsy.
Aug 9, 2023 · Henry Molaison, also known as Patient H.M., lost his memory after a brain surgery to treat epilepsy in 1953. He became a key subject of psychological and neuroscientific research on the role of the hippocampus in memory formation and the types of amnesia he suffered.
Jan 16, 2012 · Henry Molaison (HM) was a famous amnesic patient who participated in many memory experiments for 55 years. He lost his memory after a surgery that removed both hippocampi, and his brain was studied after his death in 2008.
Jan 1, 2009 · H.M. is probably the best known single patient in the history of neuroscience. His severe memory impairment, which resulted from experimental neurosurgery to control seizures, was the subject of study for five decades until his death in December 2008.
- Larry R. Squire
- 2009
Aug 9, 2016 · His story is a staple in psychology classes, but his identity wasn’t known for years: Henry Molaison, the man who lost his ability to form new memories after a lobotomy.
- 6 min
- 133.2K
- PBS NewsHour
Aug 3, 2016 · The untold story of the fight over the legacy of “H.M.” — the patient who revolutionized the science of memory. Henry Molaison’s brain in a lab at the University of California, San Diego ...
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Dec 5, 2008 · On Tuesday evening at 5:05, Henry Gustav Molaison known worldwide only as H. M., to protect his privacy died of respiratory failure at a nursing home in Windsor Locks, Conn. His death was...
