Harvard Health Experts and Contributors

Rani Polak, MD, Chef, MBA

Contributor

Dr. Rani Polak is the founding director of both the Culinary Healthcare Education Fundamentals (CHEF) coaching program at the Institute of Lifestyle Medicine, Spaulding Rehabilitation Hospital, and the Center of Lifestyle Medicine at Sheba Medical Center, Tel Aviv, Israel; as well as a research associate at the Department of Physical Medicine and Rehabilitation, Harvard Medical School. Prior to this position he completed a research fellowship in lifestyle medicine at Joslin Diabetes Center, Harvard Medical School; and a residency in family medicine at the Hebrew University Medical School, Jerusalem, Israel. His book, Delicious Diabetic Recipes, is a best seller. Dr. Polak’s focus, along with clinical care, is on nutrition education, and on clinical and translational research relating to culinary medicine and medical education. His current work is concentrated on the Culinary Coaching approach, which aims to improve nutrition through culinary training combined with health coaching principles. This was implemented in the Yale Preventive Medicine/Internal Medicine residency program, Spaulding Rehabilitation Hospital, and was recently approved by Harvard Medical School for Continuing Medical Education credits. Dr. Polak’s work has been featured in many media outlets including Scientific American, Herald Tribune, Jerusalem Post, and USA Today.

Martina Porter, MD

Editorial Advisory Board Member, Harvard Health Publishing

Dr. Martina Porter is the vice chair for research and academics in the department of dermatology at Beth Israel Deaconess Medical Center. She is also the director of the Clinical Laboratory for Epidemiology and Applied Research in Skin (CLEARS), and the co-leader of the Pathogens, Immunology, and Inflammation Translational Research Hub at Beth Israel Deaconess Medical Center. She is also the chair of the American Academy of Dermatology's Patient Safety and Quality Committee. She specializes in treating immune-mediated dermatologic conditions, including hidradenitis suppurativa, psoriasis, atopic dermatitis, and inflammatory bowel disease–related dermatoses, with biologics and small molecules, and leads both investigator-initiated and phase 2 and 3 industry-sponsored clinical trials in these disease indications. Dr. Porter completed a combined dermatology residency and clinical research fellowship at Roger Williams Medical Center/Boston University and Massachusetts General Hospital, as well as a second research fellowship focused on clinical trials at Beth Israel Deaconess Medical Center. She is an assistant professor of dermatology at Harvard Medical School.

Heather Potts, PhD

Contributor

Heather Potts, PhD, is a licensed psychologist who earned her doctorate in school psychology at Syracuse University. She completed her internship at Southern Illinois University (SIU) School of Medicine's department of pediatrics and at Springfield Public Schools, and her postdoctoral fellowship at SIU. Prior to her graduate studies, she earned a master’s degree in rehabilitation counseling from The George Washington University, and provided counseling and transition services to high school students with disabilities. She joined the outpatient psychiatry services team at Boston Children's Hospital in January 2020 to deliver clinical psychological services and specialty care for children and adolescents with ADHD.

Anthony Prince, MD

Contributor

Dr. Anthony Prince is an associate surgeon in the division of otolaryngology at Brigham and Women’s Hospital in Boston, and serves as an instructor in the department of otolaryngology–head and neck surgery at Harvard Medical School. He completed residency training in the department of otolaryngology–head and neck at Mount Sinai Hospital in New York City. His clinical practice focuses on the surgical management of obstructive sleep apnea, sino-nasal disorders, as well as head and neck surgical pathology. He currently leads a multidisciplinary program focusing on nerve stimulation as treatment for moderate to severe obstructive sleep apnea in people not successful with other therapies.

Mark Proctor, MD

Contributing Editor

Mark Proctor, M.D. is the Director of the Brain Injury Center and Interim Neurosurgeon in Chief at Boston Children’s Hospital. He is past-Chairman of the Board of the Thinkfirst National Injury Prevention Foundation, and continues to serves on the Board. He has major clinical interest in brain and spine injury, congenital spinal disorders and craniofacial malformations. He is Chairman-elect of the Pediatric Section of the American Association of Neurological Surgeons, and incoming President of the New England Neurosurgical Society.

Jingyi Qian, Ph.D.

Contributor

Jingyi Qian is an assistant professor of medicine at Harvard Medical School and associate director of the Medical Chronobiology Program in the Division of Sleep and Circadian Disorders at Brigham and Women’s Hospital (BWH). Her research focuses on the physiological mechanisms by which timing of behavior (such as food intake and physical activity) interact with the circadian system and synergistically affect cardiometabolic outcomes. Qian earned her PhD in molecular, cellular, and integrative physiology from the University of California, Los Angeles, and was a postdoctoral research fellow at the BWH Medical Chronobiology Program.

Stuart Quan, MD

Contributing Editor

Dr. Quan is a graduate of the University of California, San Francisco School of Medicine. He did residency training in Internal Medicine at the University of Wisconsin, and fellowships in Critical Care Medicine and Pulmonary Medicine at the University of California, San Francisco and University of Arizona respectively. He moved to Havard Medical School and Brigham and Women’s Hospital in 2007 where he currently is the Gerald E. McGinnis Professor of Sleep Medicine at Harvard Medical School and Senior Physician at Brigham and Women’s Hospital. In addition, he is Professor Emeritus of Medicine at the University of Arizona where he was Chief of Pulmonary and Critical Care Medicine, Associate Head of the Department of Medicine, Program Director of the GCRC and Director of the Sleep Disorders Center. He was the founding editor-in-chief of the Journal of Clinical Sleep Medicine (2004-2014) and is the initial recipient of an award for editorial excellence named in his honor. Dr. Quan also has served as the president of the American Academy of Sleep Medicine (1999-2000), been on the board of directors of the American Board of Sleep Medicine (1990-1996). a member of the Residency Review Committee for Internal Medicine of the Accreditation Council for Graduate Medical Education; and chair of the Sleep Medicine examination committee for the American Board of Internal Medicine. Recently, he was a member of the Steering Committee that developed the new sleep scoring manual for the American Academy of Sleep Medicine and is currently the Editor of the Sleep and Health Education Program at Harvard Medical School’s Division of Sleep Medicine, Associate Editor of the Southwest Journal of Pulmonary and Critical Care and Deputy Editor of Sleep. He also is the Clinical Director of the Division of Sleep and Circadian Disorders at Brigham and Women’s Hospital. He is the recipient of the Nathaniel Kleitman Distinguished Service and William C. Dement Academic Achievement Awards, both conferred by the American Academy of Sleep Medicine. Dr. Quan’s current research activities focus on the epidemiology of sleep and sleep disorders, particularly sleep disordered breathing.

Loren Rabinowitz, MD

Contributor

Dr. Loren Rabinowitz is an instructor in medicine Beth Israel Deaconess Medical Center and Harvard Medical School, and an attending physician in the Inflammatory Bowel Disease Center at BIDMC. Her clinical research is focused on the intersection of inflammatory bowel diseases (IBD) and women’s health. She is passionate about achieving gender equity in medicine and gastroenterology, and has led multicenter national studies on gender dynamics in medical education, mentorship, and parental leave policies. Her work has been published in the New England Journal of Medicine, Lancet GI & Hepatology, Academic Medicine, American Journal of Gastroenterology, Gastroenterology, and Gastrointestinal Endoscopy, among others.

David Ramsey, MD, PhD, MPH

Contributor

David J. Ramsey, MD, PhD, MPH, is currently the Director of Ophthalmic Research at the Lahey Hospital & Medical Center, a part of Beth Israel Lahey Health. As a specialist in retinal disease, he performs surgery and sees patients in Peabody and Burlington, MA. Dr. Ramsey received his M.D. and Ph.D. degrees from the University of Illinois at Chicago College of Medicine in 2008. He completed his residency in Ophthalmology at the Wilmer Eye Institute of the Johns Hopkins School of Medicine (2009-2012) and afterwards a combined medical/surgical fellowship in vitreoretinal diseases at the Massachusetts Eye and Ear Infirmary (2012-2014). His research focuses on the prevention and detection of retinal diseases such as diabetes, macular degeneration, and glaucoma.

Vikram Rangan, MD

Contributor

Dr. Vikram Rangan is a gastroenterologist at Beth Israel Deaconess Medical Center (BIDMC) and is an instructor in medicine at Harvard Medical School. He joined the faculty in 2018, and is part of the irritable bowel syndrome (IBS) and motility team at BIDMC, which specializes in the diagnosis and management of GI motility disorders, as well as clinical research into novel treatment approaches for these conditions. Dr Rangan’s clinical and research interests include acid reflux, disorders of the stomach, and IBS.

Prashant Rao, MBBS

Contributor

Dr. Prashant Rao is a cardiologist and physician-scientist at Beth Israel Deaconess Medical Center specializing in sports cardiology and cardiovascular genetics. He is also an instructor in medicine at Harvard Medical School. Dr. Rao received his bachelor of medicine and bachelor of surgery (MBBS) from King’s College London, followed by residency at the University of Arizona and cardiology fellowship training at Beth Israel Deaconess Medical Center. His research is supported by the NIH and is focused on understanding the biological drivers of fitness, performance, and cardiometabolic health.

John J. Ratey, MD

Contributor

John J. Ratey MD, is an associate clinical professor of Psychiatry at Harvard Medical School and an internationally recognized expert in Neuropsychiatry. He has published over 60 peer reviewed articles and 11 books, including the groundbreaking ADHD “Driven to Distraction” series, and “Spark, The Revolutionary New Science of Exercise and the Brain.” Honored by the Massachusetts Psychiatric Society for Advancing the Profession, Ratey lectures around the world in additional to maintaining a private practice in Cambridge, Massachusetts and Los Angeles, California. He enjoys running, weight training and hiking with his wife. Web site: Johnratey.com Facebook: https://www.facebook.com/JohnRateyMD/ Twitter: @jratey

Heidi Rayala, MD, PhD

Contributor

Dr. Heidi Rayala is an assistant professor of surgery at Harvard Medical School and a practicing urologic surgeon at Beth Israel Deaconess Medical Center. She specializes in the management of benign prostatic hyperplasia (BPH), elevated PSA, and prostate cancer, with a focus on helping patients navigate the intersection of these conditions. Dr. Rayala earned her MD and PhD in molecular biology at Washington University School of Medicine, followed by urologic residency training at Brigham and Women’s Hospital and a fellowship in urologic oncology at Memorial Sloan Kettering Cancer Center. Dr. Rayala lectures nationally on the medical management of BPH and overactive bladder in the aging male population. Her research centers on improving the patient experience during office-based urologic procedures, including pioneering studies on the use of low-dose nitrous oxide to reduce pain and anxiety during prostate biopsies.

Timothy Rebbeck, PhD

Contributor

Timothy R. Rebbeck is a cancer researcher and professor who works to prevent cancer and reduce unfair differences in who gets and dies from the disease. He is the Vincent L. Gregory Professor of Cancer Prevention, and helped create major programs at the Harvard T.H. Chan School of Public Health and Dana-Farber Cancer Institute that focus on stopping cancer before it starts and improving cancer care around the world. His work looks at how genes and other biological factors affect a person’s chance of getting cancer, with a special focus on why prostate cancer hits some groups, especially men of African descent, harder than others. He also directs a National Cancer Institute–funded program that trains the next generation of cancer researchers, especially those working in Africa and other underserved regions.

Niyoti Reddy, MD

Contributor

Dr. Niyoti Reddy is currently an advanced fellow of obesity medicine at Massachusetts General Hospital/Harvard Medical School. She is a board-certified internist and has completed a fellowship in endocrinology and diabetes. She is also pursuing a fellowship in contemplative medicine, an innovative 12-month program to cultivate leaders committed to addressing challenges in the healthcare system. The core training is based on the teachings of the historical Buddha. Dr. Reddy has been practicing yoga and meditation for several years, and has chosen to be an obesity medicine specialist because it is the most impactful way for her to help people.

Natalia Redyk, PT, DPT

Contributor

Natalia Redyk is a physical therapist at Harvard-affiliated Spaulding Rehabilitation Center’s outpatient facility in Orleans, MA. She works with older adults utilizing a fitness-forward approach.

Meaghan Reed, AuD, CCC-A

Contributor

Meaghan Reed is the director of clinical audiology at Harvard-affiliated Massachusetts Eye and Ear. She is a licensed, nationally certified audiologist and a member of professional associations including the American Speech-Language-Hearing Association (ASHA).

Kieran F. Reid, PhD, MPH

Contributor

Kieran F. Reid is assistant professor of medicine at Harvard Medical School and director of the Laboratory of Exercise Physiology and Physical Performance at Brigham and Women’s Hospital. He also serves as the associate director of the Function Assessment Core at the Boston Claude D. Pepper Older Americans Independence Center. He has extensive training and experience in conducting clinical trials to assess and restore physical function in aging humans. Dr. Reid has also successfully implemented several award-winning community-based exercise and nutrition interventions to enhance physical and cognitive performance in older adults. He completed his doctorate in clinical research from Trinity College, Dublin, and a master's in public health in epidemiology and biostatistics from Tufts University School of Medicine. Dr. Reid also serves as the chief editor for Frontiers in Aging - Musculoskeletal Aging.

Emily Reiff, MD

Contributor

Dr. Emily Reiff is a maternal fetal medicine physician at Brigham and Women’s Hospital (BWH), specializing in high-risk obstetrics, and a clinical instructor at Harvard Medical School. Dr. Reiff completed a residency in obstetrics and gynecology at BWH and Massachusetts General Hospital, and a fellowship in maternal fetal medicine at Duke University. She currently sees pregnant patients in the maternal fetal medicine offices at BWH in Boston and Foxboro, and performs consultations in the Center for Fetal Medicine. Academically, she is interested in care redesign through quality improvement initiatives. She lives in Wellesley with her husband and daughter.

Tina Reilly, RD, LDN

Contributor

Tina Reilly is the director of nutrition at Harvard-affiliated Hebrew Rehabilitation Center (HRC) in Boston, where she oversees nutrition services at HRC Dedham and HRC Roslindale. She received a bachelor of science in clinical dietetics from Framingham State University, and has been a registered and licensed dietitian since 1987.

William Renthal, MD, PhD

Contributor

William Renthal, MD, PhD, is the director of molecular genetics at the John R. Graham Headache Center. Dr. Renthal completed his MD, PhD and neurology residency at the University of Texas Southwestern Medical Center, and joined Brigham and Women’s Hospital for his final year of residency and postgraduate training in headache medicine. He is board certified in neurology and provides patients with comprehensive headache care including advanced diagnostics and personalized treatment plans, which may include behavioral/complementary therapy, medication and/or procedures (e.g. nerve blocks, Botox). In addition to clinical care, Dr. Renthal conducts neuroscience and genetics research at Harvard Medical School where he is interested in the genetic and epigenetic mechanisms underlying migraine. He has published over 30 peer-reviewed articles and book chapters on his research.

Elizabeth Ressler-Craig, LICSW

Contributor

Elizabeth Ressler-Craig is a licensed independent clinical social worker at Harvard-affiliated McLean Hospital. She provides dialectical behavior therapy (DBT) to people seeking individual and group DBT skills, trains and supervises the clinicians within the clinic, and runs a DBT consultation team. In addition, Ms. Ressler-Craig is a member of the DBT PTSD (post-traumatic stress disorder) Clinic, providing specialized, evidence based-treatment to patients diagnosed with complex PTSD.

Jenette Restivo

Health Writer; Assistant Director for Digital Content Creation and Engagement, Harvard Health Publishing

Jenette Restivo is a Health Content Writer and Assistant Director for Digital Content Creation and Engagement at Harvard Health Publishing. Jenette is a media professional with a 15+ year-career creating strategic content for broadcast, nonprofits, and websites. Jenette started her career in health editing at About.com. She reported for the medical unit of ABC News, and was a producer/writer of health, science and other documentaries for television channels such as PBS, the Discovery Channel, and National Geographic. Jenette led communications efforts for a healthcare nonprofit called Primary Care Progress, and directed content strategy for the Children and Nature Network.

Kathryn Rexrode, MD, MPH

Contributor

Dr. Kathryn Rexrode is the Chief of the Division of Women’s Health in the Department of Medicine at Brigham and Women’s Hospital (BWH) and an Associate Professor of Medicine at Harvard Medical School. Dr. Rexrode has broad and deep research experience in women’s health, with particular expertise in cardiovascular disease in women. She leads multiple grants from the National institute of Health and is the author of more than 250 research publications. Dr. Rexrode also leads the Office of Women’s Careers in the Center for Diversity and Inclusion at BWH where she works to advance gender equity, diversity and inclusion. Dr. Rexrode practices as primary care physician at the Gretchen and Edward Fish Center for Women’s Health at BWH.

Rachel Reynolds, MD

Contributor

Dr. Rachel Reynolds is the Interim chair of dermatology at Beth Israel Deaconess Medical Center (BIDMC), and an assistant professor of dermatology at Harvard Medical School. She specializes in acne and women's health dermatology. She co-directs a multidisciplinary clinic in polycystic ovary syndrome at BIDMC, and is a nationally recognized expert in the field.

Harvard Health Experts and Contributors

List of Experts

Rani Polak, MD, Chef, MBA

Martina Porter, MD

Heather Potts, PhD

Anthony Prince, MD

Mark Proctor, MD

Jingyi Qian, Ph.D.

Stuart Quan, MD

Loren Rabinowitz, MD

David Ramsey, MD, PhD, MPH

Vikram Rangan, MD

Prashant Rao, MBBS

John J. Ratey, MD

Heidi Rayala, MD, PhD

Timothy Rebbeck, PhD

Niyoti Reddy, MD

Natalia Redyk, PT, DPT

Meaghan Reed, AuD, CCC-A

Kieran F. Reid, PhD, MPH

Emily Reiff, MD

Tina Reilly, RD, LDN

William Renthal, MD, PhD

Elizabeth Ressler-Craig, LICSW

Jenette Restivo

Kathryn Rexrode, MD, MPH

Rachel Reynolds, MD