Oliver Wolf Sacks (1933-2015) was a British neurologist, writer, and naturalist. He is known for his books about his patients, which explored unusual and often surprising neurological cases, combining clinical narrative with deep empathy and a humanistic perspective. His most famous works include "The Man Who Mistook His Wife for a Hat", "Awakenings", and "An Anthropologist on Mars". He was a professor of neurology at New York University and also held affiliations at several other academic institutions. His writing made neurology accessible and fascinating for a broad audience.