Harvard Health Experts and Contributors

Richard Wilk, MD

Contributor

Dr. Richard Wilk is the chief of the hip preservation service at Brigham & Women’s Hospital and an instructor at Harvard Medical School. Dr. Wilk earned his undergraduate degree from Emory University and then received his medical degree from the Sidney Kimmel School of Medicine at Thomas Jefferson University. He completed an orthopaedic residency and a fellowship in sports medicine at Tufts Medical Center. In addition to his expertise in managing hip conditions in young adults, Dr. Wilk treats complex knee and shoulder problems, along with general sports injuries.

Sarah Wilkie, MS

Contributor

Sarah Wilkie, MS, is a project manager in quality and patient experience at Mass General Brigham Integrated Health Care System. In this role, Sarah leads a team responsible for implementation of systemwide efforts in clinical and community-based health equity. Sarah received a master of science in health policy and administration from Pennsylvania State University.

Walter C. Willett, MD, DrPH

Contributor

Dr. Walter C. Willett is professor of epidemiology and nutrition at Harvard T.H. Chan School of Public Health. Dr. Willett studied food science at Michigan State University, and graduated from the University of Michigan Medical School before obtaining a masters and doctorate in public health from Harvard T.H. Chan School of Public Health. Dr. Willett has focused much of his work over the last 40 years on the development and evaluation of methods, using both questionnaire and biochemical approaches, to study the effects of diet on the occurrence of major diseases. Dr. Willett has published over 2,000 original research papers and reviews, primarily on lifestyle risk factors for heart disease, cancer, and other conditions, and has written the textbook Nutritional Epidemiology (published by Oxford University Press, now in its third edition). He also has written four books for the general public. Dr. Willett is the most cited nutritionist internationally. He is a member of the National Academy of Medicine of the National Academy of Sciences, and is the recipient of many national and international awards for his research.

Bill Williams

Guest Contributor

Bill Williams is a theater teacher, director, acting coach, and writer. He leads theater and improv workshops for teens and young adults in recovery from substance use disorder. Bill also works with the Partnership for Drug-Free Kids, Friends of Recovery- New York , and the Addiction Policy Forum. He was awarded Advocate of the Year 2017 by the Addiction Policy Forum. You can read more of Bill Williams’ writing at: http://billwilliamsblog.blogspot.com/

Kim Willment, PhD

Contributor

Kim Willment, PhD, is a board-certified neuropsychologist in the Brigham and Women’s Hospital department of neurology. She founded and is now the director of the RENEW (REsilience through Neurological and Emotional Wellness) program. RENEW offers a range of neuropsychological rehabilitation groups to promote recovery and adjustment to neurologic illness/injury, and to support brain and emotional wellness for people with neurologic disorders. These group-based services provide education, cognitive skills training, therapeutic support, and enrichment services. RENEW also supports families and caregivers by offering dementia caregiving skills and wellness programs.

John Winkelman, MD, PhD

Contributor

Dr. John Winkelman is a professor of psychiatry at Harvard Medical School and chief of the sleep disorders clinical research program in the department of psychiatry at Massachusetts General Hospital. Dr. Winkelman received his PhD in psychobiology from Harvard University, an MD from Harvard Medical School, and completed both a residency in psychiatry and a fellowship in sleep medicine at Massachusetts General Hospital.

Jacqueline Wolf, MD

Contributor

Dr. Jacqueline Wolf is an associate professor of medicine at Harvard Medical School and a gastroenterologist at Beth Israel Deaconess Medical Center in Boston. She is the author of A Woman’s Guide to a Healthy Stomach: Taking Control of Your Digestive Health, and is the co-founder of Foodicine Health, a food education nonprofit. Dr. Wolf received her medical degree from Tufts University School of Medicine. She completed an internship and residency in internal medicine at the University of Chicago Hospital, as well as a fellowship in gastroenterology at Brigham and Women’s Hospital.

Molly Wolf, MD

Contributor

Dr. Wolf is a second-year fellow in the Harvard combined pulmonary and critical care fellowship. She graduated from the University of Michigan in molecular biology, and then went to medical school at the University of Massachusetts in Worcester. She completed a combined residency in pediatrics and internal medicine at Massachusetts General Hospital in Boston before starting her fellowship. She has an academic interest in e-cigarette health effects, and has completed pulmonary grand rounds on this topic. She is planning to focus her research time on training in clinical trials.

Anna R. Wolfson, MD

Contributor

Dr. Anna Wolfson is an allergist/immunologist at Massachusetts General Hospital, and an instructor in medicine at Harvard Medical School. She is the quality director for the MGH allergy department, and her research is focused on quality improvement and drug allergy.

Stephen P. Wood, MS, ACNP-BC

Contributor

Stephen P. Wood is a nurse practitioner for Lahey Health and works in the emergency department at Winchester Hospital and Lahey Medical Center. He is a fellow at the Harvard Medical School Center for Bioethics and a contributor for the Petrie-Flom Center blog Bill of Health. He is the chair of the Winchester Hospital Substance Use Task Force and a member of the ED Mental Health Working Group. He is co-chair of the Southern Middlesex County Mental Health Working Group. His focus is on harm reduction and access to care in the setting of substance use disorder and human trafficking. In his spare time, he is an amateur lobsterman.

Alan D. Workman, MD, MTR

Contributor

Dr. Alan D. Workman is assistant professor of otolaryngology–head and neck surgery at Harvard Medical School, and a physician and surgeon at Massachusetts Eye and Ear. Dr. Workman is a fellowship-trained sinus surgeon with expertise in complex sinus surgery and endoscopic treatment of sinus tumors, cerebrospinal fluid leaks, and skull base lesions. He is passionate about improving quality of life for patients with disorders of the nose and sinuses through effective medical and surgical treatments. He earned his undergraduate degree from Cornell University and his medical degree from the University of Pennsylvania, before completing otolaryngology residency training at the Mass Eye and Ear/Harvard Medical School program. He then completed fellowship training in rhinology at the University of Pennsylvania before returning to Mass Eye and Ear as faculty.

Dominic Wu, MD

Contributing Editor

Dominic Wu, MD, completed his undergraduate studies and medical school at Brown University and was elected to the AOA honor medical society. At Brown, he focused his studies on human biology, public health, and comparative anatomy/paleontology. During his medical training, he was ultimately drawn to the broad spectrum, holistic field of Family Medicine with special interests in Dermatology. He is currently a resident physician at Cambridge Health Alliance, a teaching affiliate of Tufts and Harvard Medical School. He has many medical interests, including dermatology, psychocutaneous disorders, telemedicine, and medical education.

Hyun-Sik Yang, MD

Contributor

Dr. Hyun-Sik Yang is an assistant professor of neurology at Harvard Medical School and a board-certified neurologist at Mass General Brigham (MGB). Dr. Yang graduated from Seoul National University College of Medicine (South Korea) and finished his residency at MGB, followed by a behavioral neurology and neuropsychiatry fellowship at Brigham and Women’s Hospital. He sees patients with cognitive/memory problems, and also leads a research laboratory focusing on genetics and blood diagnosis of Alzheimer’s disease and related diseases, including LATE dementia. He has led or participated in multiple studies on LATE, including the recent clinical diagnostic criteria for LATE.

Charlotte S. Yeh, MD

Chief Medical Officer, AARP Services, Inc., Guest Contributor

Dr. Charlotte Yeh is the Chief Medical Officer for AARP Services, Inc. In her role, Dr. Yeh works with the independent carriers that make health-related products and services available to AARP members, to identify programs and initiatives that will lead to enhanced care for older adults Dr. Yeh has more than 30 years of healthcare experience – as a practitioner and Chief of Emergency Medicine at Newton-Wellesley Hospital and Tufts Medical Center, as the Medical Director for the National Heritage Insurance Company, a Medicare Part B claims contractor, and as the Regional Administrator for the Centers for Medicare and Medicaid Services in Boston. Dr. Yeh is widely recognized for her commitment to and passion for the healthcare consumer and has received numerous honors for her efforts on behalf of patients. As a health care leader, she has served on numerous boards and committees throughout her career, and currently sits on the Blue Cross Blue Shield of Massachusetts Foundation Board, the Optum Labs Scientific Advisory Board, and the HX360 Advisory Board. Dr. Yeh received a BA from Northwestern University and her medical degree from Northwestern University Medical School. She completed her internship in General Surgery at the University of Washington and her residency in Emergency Medicine at UCLA.

James Yeh, MD, MPH

Contributor

James Song-Jeng Yeh, MD, MPH, practices internal medicine at Massachusetts General Hospital and is an instructor in medicine at Harvard Medical School, where he actively teaches medical students and residents. His clinical interests and expertise are evidence-based medicine, cardiopulmonary diseases, cardiovascular risk reduction, critical illness, care transition, medication adherence, polypharmacy, health communication, and medical education. Dr. Yeh completed his medical training at Harvard Medical School teaching hospitals with internal medicine residency and fellowship at Cambridge Hospital and Brigham and Women’s Hospital. During fellowship, he conducted research in the field of pharmacoepidemiology with focus on evidence-based medicine, conflict of interest, academic detailing/educational outreach, and medication safety/boxed warning. Dr. Yeh also completed an editorial fellowship at the New England Journal of Medicine. He has published in various academic journals including the New England Journal of Medicine, JAMA Internal Medicine, and the Journal of Graduate Medical Education. Dr. Yeh’s clinical work involves both ambulatory and in-patient medicine with focuses on providing care to patients with general primary care issues to those with complex medical illness including chronic critically ill patients on chronic ventilation, ventricular assist devices, recent lung, liver, and heart transplant patients, oncology and bone marrow transplant patients, and patients with disorder of consciousness/stroke patients. He is also a team physician for the New England Revolution.

Soo Youn, PhD

Contributor

Dr. Soo Jeong Youn is the Director of Evaluation at Community Psychiatry Program for Research in Implementation and Dissemination of Evidence-Based Treatments (PRIDE) at Massachusetts General Hospital (MGH), and an Assistant Professor in Psychology in the Department of Psychiatry at Harvard Medical School. She completed her Ph.D. in Clinical Psychology at the Pennsylvania State University, and her clinical internship at Massachusetts Mental Health Center/Beth Israel Deaconess Medical Center/Harvard Medical School.

Soo Jeong Youn, PhD

Contributor

Dr. Soo Jeong Youn is the Director of Evaluation at Community Psychiatry Program for Research in Implementation and Dissemination of Evidence-Based Treatments (PRIDE) at Massachusetts General Hospital (MGH), and an Assistant Professor in Psychology in the Department of Psychiatry at Harvard Medical School. She completed her Ph.D. in Clinical Psychology at the Pennsylvania State University, and her clinical internship at Massachusetts Mental Health Center/Beth Israel Deaconess Medical Center/Harvard Medical School.

Brett Young, MD, MBA

Contributor

Dr. Brett C. Young is a maternal fetal medicine specialist who focuses on caring for women with complicated pregnancies. Dr. Young completed her obstetrics-gynecology residency training at Beth Israel Deaconess Medical Center and her fellowship at Massachusetts General Hospital, both Harvard teaching hospitals. Dr. Young cares for women throughout pregnancy and postpartum periods and remains clinically active. She is the current chair of the department of obstetrics-gynecology at Mount Auburn Hospital in Cambridge.

Elaine W. Yu, MD, MMSc

Contributor

Elaine W. Yu, MD, MMSc, is associate professor in medicine at Harvard Medical School, a board-certified endocrinologist in the endocrine unit of Massachusetts General Hospital (MGH), and director of the MGH bone density center. She is an NIH-funded academic clinical investigator with research focusing on osteoporosis and metabolic bone disease, and she has been named as Chen Institute MGH Research Scholar 2023–2028. Dr. Yu has been honored as a Fellow of the American Society for Bone and Mineral Research (ASBMR), serves as chair of the ASBMR professional practice committee, and has held multiple roles within the Endocrine Society. Dr. Yu’s passion is to advance a bone and metabolism research program focused on rigorous scientific principles and team science, and to promote clinical excellence in osteoporosis care.

Marc Gregory Yu, MD

Contributor

Marc Gregory Y. Yu, MD is an American Diabetes Association (ADA) research fellow in the Section of Vascular Cell Biology at Joslin Diabetes Center. He finished medical school at the top of his class at the University of the Philippines-Philippine General Hospital, and completed residency in internal medicine and fellowship in endocrinology at the same institution thereafter. He is the first Filipino endocrinologist to receive the Endocrine Society Early Investigator Award in 2017. His main research interests include studying risk and protective factors for cardiovascular disease in patients with long-standing Type 1 diabetes, as well as looking at the interplay of autoimmunity, rare diabetes genes, and pancreatic beta-cell function. He is also co-author of I.M. Platinum, a bestselling Philippine handbook on Internal Medicine.

Kori Sauser Zachrison, MD, MSc

Contributor

Dr. Kori Sauser Zachrison is an associate professor of emergency medicine at Massachusetts General Hospital and Harvard Medical School. Her research focuses on stroke systems of care, time-critical emergency care delivery, and telemedicine utilization in emergency medicine. Dr. Zachrison earned her medical degree from the University of Southern California Keck School of Medicine, and completed her training in emergency medicine in the Northwestern University Emergency Medicine residency program. She received formal research training with a master’s in health and health care research from the University of Michigan as a Robert Wood Johnson Foundation Clinical Scholar.

Lisa Zakhary, MD, PhD

Contributor

Lisa Zakhary, MD, PhD, serves as Co-Director of Psychopharmacology in the Massachusetts General Hospital (MGH) OCD and Related Disorders Program and Director of Psychopharmacology in the MGH Excoriation Clinic and Research Unit. She received her undergraduate degree from Columbia University and her medical degree from Harvard Medical School. Additionally, she earned a PhD in molecular neurobiology during her medical training. Following medical school, she completed the MGH/McLean Adult Psychiatry Residency and the Boston Psychoanalytic Society & Institute Fellowship before going on to join the MGH faculty. As Assistant in Psychiatry at MGH, she splits her time between MGH Primary Care Psychiatry and the MGH OCD and Related Disorders Program. Additionally, she is an Instructor in Psychiatry at Harvard Medical School and is part of a group private practice in Arlington, Massachusetts. Dr. Zakhary has a special interest in psychodermatology and as a resident, she co-founded the MGH Comprehensive Skin Management Clinic, a psychiatry/dermatology clinic providing collaborative treatment for patients with compulsive skin picking, trichotillomania, body dysmorphic disorder, and delusions of parasitosis. As staff, she continues to explore ways to optimize psychodermatologic treatment through collaboration, education, and research.

Yasaman Zarbafian, PT, DPT

Contributor

Yasaman (Yassi) Zarbafian, PT, DPT, is an American Board of Physical Therapy Specialties (ABPTS) Orthopaedic Certified Specialist (OCS) at Massachusetts General Hospital, where she provides advanced orthopedic and pelvic health physical therapy. She also serves as an instructor at the MGH Institute of Health Professions, teaching and mentoring doctoral students in evidence-based musculoskeletal care. Zarbafian is dedicated to improving access to health education and fostering interdisciplinary collaboration to enhance patient outcomes across orthopedic and specialty care settings.

Salim Zerriny, MD

Contributor

Salim Zerriny, MD is a 3rd-year resident, currently training at Brigham and Women’s Hospital Anesthesiology Program. He has a special interest in pain and healthcare innovation.

Eric Zhou, PhD

Contributor

Eric Zhou is an associate professor of psychiatry at Harvard Medical School. He has been invited to speak internationally about sleep health in both pediatric and adult populations, including those with chronic illnesses. His research has been funded by the National Institutes of Health, American Cancer Society, Patient-Centered Outcomes Research Institute, private foundations, and the pharmaceutical industry, resulting in the publication of more than 100 peer-reviewed manuscripts and book chapters. He currently serves as an associate editor for the International Journal of Behavioral Medicine, and on the editorial board of Annals of Behavioral Medicine.

Harvard Health Experts and Contributors

List of Experts

Richard Wilk, MD

Sarah Wilkie, MS

Walter C. Willett, MD, DrPH

Bill Williams

Kim Willment, PhD

John Winkelman, MD, PhD

Jacqueline Wolf, MD

Molly Wolf, MD

Anna R. Wolfson, MD

Stephen P. Wood, MS, ACNP-BC

Alan D. Workman, MD, MTR

Dominic Wu, MD

Hyun-Sik Yang, MD

Charlotte S. Yeh, MD

James Yeh, MD, MPH

Soo Youn, PhD

Soo Jeong Youn, PhD

Brett Young, MD, MBA

Elaine W. Yu, MD, MMSc

Marc Gregory Yu, MD

Kori Sauser Zachrison, MD, MSc

Lisa Zakhary, MD, PhD

Yasaman Zarbafian, PT, DPT

Salim Zerriny, MD

Eric Zhou, PhD