Dr. Levin directs the UCSF Headache Center and is interested in all areas of head and facial pain, as well as general pain disorders. He is board certified in Neurology, Pain Medicine and Headache Medicine. He is the author of "Comprehensive Review of Headache Medicine" (Oxford University Press 2008), "Headache and Facial Pain" (Oxford University Press 2009), and "Emergency Neurology" (Oxford University Press 2013). His clinical research areas include classification and diagnosis in headache, nerve blocks in head and facial pain conditions, and non-pharmacological approaches to chronic headaches.