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Unformatted text preview: l&be&talking&to
The'Case'of'Henry'Molaison'(“H.M.”) Henry Gustav Molaison
(1926 - 2008) The'Brain'and'the'TwoCTrack'Mind:
• After a bicycle accident at age 7, suffered from
intractable epilepsy (***wear your helmets!***)
• Suffered from partial seizures for many years
• Epilepsy was localized to the medial temporal lobe (MTL) bilaterally • At age 27, in an attempt to control his epilepsy, H.M.
underwent a resection of his MTL on both sides
• Hippocampus was removed bilaterally, in addition to adjacent areas • From thereon, H.M. suffered severe anterograde
amnesia, with a degree of retrograde amnesia (~1-3
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- Winter '08