PUR1800 Clinical Advisory Board

William J. Calhoun, MD
Chair - PUR1800 Clinical Advisory Board

Dr. Calhoun earned his medical degree at Hershey Medical Center, Pennsylvania State University, in Hershey, Pennsylvania. He completed his fellowship in Pulmonary Diseases at the University of Vermont and his fellowship in Allergy – Clinical Immunology at the University of Wisconsin in Madison. He holds a certificate in Medical and Health Care Management from Rice University Jesse Jones School of Business in Houston, Texas. ...see more

Dr. Calhoun was a founding member of the US Severe Asthma Research Program, a member of the US Asthma Clinical Research Network, and is an experienced clinical trialist. He served on, and then chaired, the Pulmonary Allergy Drug Advisory Committee for the US FDA, and now serves ad hoc on many FDA Advisory Committees. He was a standing member of the NIH IRAP study section and has served ad hoc on other NIH study sections. He has chaired many NIH study sections in pulmonary diseases. He is a member of the American Thoracic Society and a fellow of the American Academy of Asthma, Allergy, & Immunology (AAAAI), the American College of Asthma, Allergy, and Immunology (ACAAI), the American College of Physicians (ACP), and the American College of Chest Physicians (ACCP).

Dr. Calhoun has served on the editorial board of the Journal of Allergy and Clinical Immunology and is currently section editor of Current Allergy and Asthma Reports. He also serves as a journal reviewer for top tier journals, including the New England Journal of Medicine, the American Journal of Physiology, the Journal of Allergy and Clinical Immunology, the Journal of the American Medical Association, and Chest. He has published over 180 peer-reviewed articles and book chapters.

His clinical and research interests include the causes and mechanisms of severe asthma and immunologic lung diseases and novel therapeutic approaches for these conditions.
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Stephen Silberstein, MD, FACP: Neurologist

Professor of Neurology and Director of the Jefferson Headache Center at Thomas Jefferson University in Philadelphia, PA; one of the few academic centers in the country. Involved with migraine research and clinical trials. Author of over 400 peer-reviewed publications....see more

A Fellow of the American College of Physicians, the American Academy of Neurology, and the American Headache Society (AHS). Served the AHS as President, Treasurer, and Board of Directors member. He is the 2016 Lifetime Achievement Award recipient by AHS. Chairman within the World Federation of Neurology and President of the Philadelphia Headache Society.

Dr. Silberstein is the senior editor of the 8th edition (and the upcoming 9th edition) of Wolff’s Headache and Other Head Pain, Associate Editor of Cephalalgia and CNS Drugs, and a present or prior member of the Editorial Board of Headache, Cephalalgia, Acta Neurologica Scandanavia, Journal of Neurology, Neurosurgery and Psychology, and Topics in Pain Management.
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Stewart J. Tepper, MD, FAHS
Professor of Neurology, Geisel School of Medicine at Dartmouth
Director, Dartmouth Headache Center, Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire

Stewart J. Tepper, MD, is a Professor of Neurology at the Geisel School of Medicine at Dartmouth College in Hanover, New Hampshire. He is Director of the Dartmouth Headache Center in the Department of Neurology of Dartmouth-Hitchcock Medical Center, Lebanon, New Hampshire. Dr Tepper received his undergraduate degree cum laude in the study of the nervous system/psychobiology from Yale College, New Haven, Connecticut, and attended Cornell University Medical College in New York City. He completed his Neurology residency at the Longwood Area Harvard program, Boston, Massachusetts, and has been board certified in Headache Medicine since 2006....see more

Dr. Tepper has been Director of the Scottsdale Headache Symposium CME course of the American Headache Society from 2008 to 2020. He was Editor-in-Chief of the journal Headache Currents and Associate Editor for the journal Headache from 2012-2020. He has published more than 430 peer-reviewed manuscripts, editorials, and books on Headache Medicine. Dr. Tepper serves on the Executive Board of Directors and is the Corporate Liaison for the American Headache Society. He serves on the AHS Education, Exhibits, Finance, and Scottsdale Headache Symposium Planning Committees. He also serves on the Governance Committee and Board of Directors of the American Migraine Foundation.
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Wisla Wedzicha, MD

Martino Fernandez, MD