William B. Young, MD, FAHS, FAAN is professor of neurology, director of the inpatient headache unit at Thomas Jefferson University in Philadelphia. Dr. Young is a Fellow of the American Headache Society and the American Academy of Neurology. He received his medical degree from Pennsylvania State University College of Medicine and completed a residency in neurology at Tufts University School of Medicine and the New England Medical Center in Boston. Stephen D. Silberstein, MD, FACP, FAHS, FAAN is professor of neurology and director of the Jefferson Headache Center at Thomas Jefferson University. Dr. Silberstein is a Fellow of the American College of Physicians, the American Headache Society, and the American Academy of Neurology. He is past president of the American Headache Society and the Philadelphia Neurologic society. He received his medical degree from The University of Pennsylvania and completed a residency in neurology at the Hospital of the University of Pennsylvania. He has written over 300 publications and received the Lifetime Achievement Award from the American Headache Society in 2016.