Who is HM and why is he important?
HM suffered from severe epilepsy
had surgery where doctor removed parts of his medial temporal lobes, including the hippocampus
HM lost the ability to form new long-term memories
he lost every new memory he acquired through conversation, before that new memory could be transformed into a long-term memory
he was able to remember motor tasks
Did not remember performing new tasks, but made less errors as tasks were repeated