HM has been such a monumental case in neuroscience, that a case like this would mean a huge shift in the way people think about hippocampus and memory. We alre

HM has been such a monumental case in neuroscience, that a case like this would mean a huge shift in the way people think about hippocampus and memory. We already know that his amnesia it was more severe due to parahippocampal areas being removed rather than just hippocampi. Still, he was only one case, upon which thousands and thousands of studies have rested on.