The stories of amnesiac patients Henry Molaison and Kent Cochrane have profoundly advanced neuroscience's understanding of memory. Molaison, who underwent brain surgery in 1953 to treat epilepsy, lost the ability to form new memories, revealing the hippocampus's critical role in declarative memory formation and highlighting memory's fragmented nature. Cochrane, suffering severe brain damage from a 1981 motorcycle accident, lost both past memories and the ability to project into the future, leading to the distinction between episodic and semantic memory and demonstrating that future anticipation relies on the same brain networks as past recollection. Their cases underscore memory's integral connection to identity and self-awareness.