Matthew Paul Walker is a British scientist and professor of neuroscience and psychology at the University of California, Berkeley. His research focuses on the impact of sleep on human health and disease. Previously, he was a professor of psychiatry at Harvard Medical School. He is also the founder and director of the Center for Human Sleep Science. He has received numerous funding awards from the National Science Foundation and the National Institutes of Health, and is a Kavli Fellow of the National Academy of Sciences. He has published more than 100 scientific research studies and has been featured on numerous television and radio outlets, including 60 Minutes, Amanpour & Company, National Geographic, NOVA scienceNOW, The Joe Rogan Experience, NPR and the BBC.