The Hippocampus is a part of the brain in the Limbic System. This part is where long-term memory is stored. If this part becomes dysfunctional in any given person, he or she will be unable to form long-term memories. Therefore, that person will only have short term memory that will not change to long-term during sleep, so he or she will lose any new memories gained throughout the day. A case study that was done on this phenomenon in the 1950’s was done on Henry Molaison. He received an injury to the brain and afterwards began to suffer from epileptic seizures. To end such seizures, the doctors removed his hippocampus and adjoining brain structures. After this surgery, Molaison’s seizures were over, but his memory was forever impaired. He had
