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Harvard Health Experts and Contributors

List of Experts

photo of Howard E. LeWine, MD

Howard E. LeWine, MD

Chief Medical Editor, Harvard Health Publishing; Editorial Advisory Board Member, Harvard Health Publishing

Dr. Howard LeWine is a practicing internist at Brigham and Women’s Hospital in Boston, Chief Medical Editor at Harvard Health Publishing, and editor in chief of Harvard Men’s Health Watch.
Read more about Howard E. LeWine, MD
photo of Richard Lewis, MD

Richard Lewis, MD

Contributor

Dr. Richard Lewis is an associate professor of otolaryngology–head and neck surgery, and associate professor of neurology at Harvard Medical School. A board-certified neurologist who specializes in vestibular and balance disorders as well as otoneurology, he also directs the Jenks Vestibular Diagnostic Laboratory at Massachusetts Eye and Ear. He received his medical degree from Yale University prior to completing an internal medicine internship at Northwestern University. He then completed his residency in neurology and a four-year combined research and clinical fellowship in otoneurology at Johns Hopkins Hospital.
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photo of Peter Libby, MD

Peter Libby, MD

Contributor

Dr. Peter Libby is the Mallinckrodt Professor of Medicine at Harvard Medical School (HMS) and a cardiovascular medicine specialist at Mass General Brigham (MGB). The author of more than 570 peer-reviewed original publications, Dr. Libby also serves as an editor of the leading textbook of cardiovascular medicine. He received his medical degree from the University of California, San Diego School of Medicine. He completed a residency in internal medicine and a fellowship in cardiovascular disease at Peter Bent Brigham Hospital (now MGB). He also completed a research fellowship in cellular physiology at HMS.
Read more about Peter Libby, MD
photo of Elizabeth Liebson, MD

Elizabeth Liebson, MD

Contributor

Elizabeth Liebson, MD, is a staff psychiatrist on the Schizophrenia and Bipolar Disorders Unit at Mclean Hospital and assistant professor at Harvard Medical School. She divides her time between clinical work and teaching residents and medical students. Dr. Liebson’s clinical focus is assessment of first psychotic episodes and exploring patients’ subjective experiences. Dr. Liebson has been on staff at McLean Hospital since 2006. While primarily a clinician, Dr. Liebson has experience as an investigator in several disciplines relevant to clinical neuroscience research, including nosology and clinical pharmacology.
Read more about Elizabeth Liebson, MD
photo of John Sanford Limouze, MD

John Sanford Limouze, MD

Contributor

Dr. John Limouze is associate chief of the Division of Hospitalist Medicine at Cambridge Health Alliance, a lecturer in Medicine at Harvard Medical School and a Master’s Student at Harvard’s Center for Bioethics. He is a graduate of the University of Pennsylvania School of Medicine and completed residency training in internal medicine at the University of Michigan. His academic interests include medical professionalism, conscience, and providing care to vulnerable populations.
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photo of Jennifer Lin, MD

Jennifer Lin, MD

Contributor

Jennifer Lin, MD, co-directs the Melanoma Risk and Prevention Clinic, and the Multicultural Dermatology clinic at Brigham and Women’s Hospital. She also is the Dermatology Lead of the Melanoma Program at Dana Farber Cancer Institute. She has authored several papers related to melanoma as well as on lasers and light-based therapies.   Dr. Lin received her medical degree from Harvard Medical School. She completed her residency at the Harvard Residency Program, and completed her fellowship at Massachusetts General Hospital.
Read more about Jennifer Lin, MD
photo of Margaret Lippincott, MD

Margaret Lippincott, MD

Contributor

Dr. Margaret Lippincott is a clinician and physician investigator in the reproductive endocrine unit at Massachusetts General Hospital, and serves as an assistant professor at Harvard Medical School. She earned her medical degree from Duke University School of Medicine, completed her residency at Beth Israel Deaconess Medical Center, and pursued fellowship training at Massachusetts General Hospital. Dr. Lippincott holds board certifications in internal medicine, endocrine, diabetes and metabolism, and obesity medicine. She directs the Multidisciplinary Care Center for Polycystic Ovary Syndrome (PCOS), and treats patients with various reproductive disorders, including hypogonadism, infertility, and menopause. She researches how genes necessary for reproduction influence human health at every stage of life.
Read more about Margaret Lippincott, MD
photo of Kristina Liu, MD, MHS

Kristina Liu, MD, MHS

Contributor

Kristina Liu, MD, MHS, is a dermatologist at Brigham and Women’s Hospital, where she serves as the director of the vitiligo clinic and director of dermatology simulation education. She received her medical degree and masters in health science from Yale School of Medicine, and completed her residency at the Harvard Combined Dermatology Program, where she served as chief resident. Her clinical and research interests include laser and cosmetic dermatology, pigmentary disorders of the skin, and medical education.
Read more about Kristina Liu, MD, MHS
photo of Julia Loewenthal, MD

Julia Loewenthal, MD

Contributor

Dr. Julia Loewenthal is a primary care physician at Lutanen Health, and assistant professor of medicine (part-time) at Harvard Medical School. She has a strong interest in longevity and healthy aging, with a focus on providing holistic, integrative medical care. Dr. Loewenthal received her medical degree at the University of Virginia. She completed her residency in internal medicine at Brigham and Women’s Hospital, followed by geriatric medicine and integrative medicine fellowships.
Read more about Julia Loewenthal, MD
photo of Victor A. Lopez-Carmen, MPH

Victor A. Lopez-Carmen, MPH

Guest Contributor

Victor A. Lopez-Carmen, MPH, is a Dakota and Yaqui writer, health advocate, and student at Harvard Medical School. He is currently a member of Boston’s COVID-19 Health Inequities Task Force, and cochair of the UN Global Indigenous Youth Caucus. His commentary on minority health has been featured in the BBC, The Boston Globe, Teen Vogue, and the UN News Centre.
Read more about Victor A. Lopez-Carmen, MPH
photo of Kevin R. Loughlin, MD, MBA

Kevin R. Loughlin, MD, MBA

Contributor

Kevin R. Loughlin, MD, MBA, received an AB from Princeton University, MD from New York Medical College, MBA from Boston University, and MA (honorary) from Harvard University. He practiced urology at Brigham and Women’s Hospital for 35 years, receiving an AUA research award while in training. He received the Alumni Medal of Honor from New York Medical College, the Lifetime Achievement Award from the New England Section of the AUA, and the Distinguished Service Award from the American Urological Association. He received the faculty teaching award on three occasions. He was a trustee of the American Board of Urology and a member of the board of directors of the American Urological Association. He has published over 250 articles in the medical literature, has been an author or editor of 12 books, and has served on multiple medical journal editorial boards.
Read more about Kevin R. Loughlin, MD, MBA
photo of Michael Lu, MD, MPH

Michael Lu, MD, MPH

Contributor

Dr. Michael T. Lu is an associate professor of radiology at Harvard Medical School, director of AI and co-director of the Massachusetts General Hospital (MGH) Cardiovascular Imaging Research Center, and director of the MGH Imaging Trials Center. His research focuses on clinical trials of cardiac computed tomography to improve health and machine learning to predict healthy outcomes from multimodal imaging. He earned his MD degree from Harvard Medical School and MPH from the Havard T.H. Chan School of Public Health. He completed his residency in diagnostic radiology at the University of California, San Francisco, followed by fellowships in thoracic and cardiac imaging at MGH.
Read more about Michael Lu, MD, MPH
photo of David S. Ludwig, MD, PhD

David S. Ludwig, MD, PhD

Contributor

Dr. David Ludwig is an endocrinologist and researcher at Boston Children’s Hospital, professor of pediatrics at Harvard Medical School, and professor of nutrition at Harvard T.H. Chan School of Public Health. For more than 25 years, Dr. Ludwig has studied the effects of dietary composition on metabolism, body weight, and risk for chronic disease, with a special focus on low-carbohydrate and ketogenic diets. He has made seminal contributions to development of the “carbohydrate-insulin model,” an alternative perspective on the cause and treatment of obesity. Described as an “obesity warrior” by TIME, Dr. Ludwig has fought for fundamental policy changes to improve the food environment. He has authored more than 250 scientific articles, and presently serves as an editor at The American Journal of Clinical Nutrition. Dr. Ludwig is author of the #1 New York Times bestseller Always Hungry? Conquer Cravings, Retrain Your Fat Cells, and Lose Weight Permanently.
Read more about David S. Ludwig, MD, PhD
photo of Jeanne Luongo, RD, MPH

Jeanne Luongo, RD, MPH

Contributor

Jeanne Luongo is a registered dietitian at Beth Israel Deaconess Medical Center. She specializes in the management of weight loss, prediabetes, and cholesterol. Luongo is passionate about helping people improve their health and quality of life through behavior change, education, and support.
Read more about Jeanne Luongo, RD, MPH
photo of Jay Luthar, MD

Jay Luthar, MD

Contributor

Dr. Jay Luthar is a Harvard-trained internist and part-time instructor of medicine at Harvard Medical School. Dr. Luthar is triple board-certified in internal medicine, integrative medicine, and lifestyle medicine.
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photo of Tien Ly, MD

Tien Ly, MD

Contributor

Dr. Tien Ly attended Tufts University School of Medicine, then completed a residency in obstetrics and gynecology at the Tufts/New England Medical Center in Boston, MA. She has been a member of the faculty of MGH for more than 20 years. Her clinical interests include abnormal Pap smears, abnormal vaginal bleeding, and obstetrics ultrasound.
Read more about Tien Ly, MD
photo of Vasanti Malik, ScD

Vasanti Malik, ScD

Contributor

Vasanti Malik, ScD., is a Research Scientist in the Department of Nutrition at the Harvard T.H. Chan School of Public Health. She obtained a MSc. in Nutritional Sciences from the University of Toronto and a dual doctorate in Nutrition and Epidemiology from the Harvard Chan School. Her research focuses on evaluating risk factors for obesity, type 2 diabetes and cardiovascular disease with an emphasis on diet quality. Dr. Malik also studies nutritional drivers of the global obesity and diabetes epidemics in countries undergoing epidemiologic transition and currently directs the Global Nutrition and Epidemiologic Transition Initiative; a collaborative project with 13 low- and- middle income countries that aims to reduce diabetes risk by improving diet and lifestyle. She is an Associate Editor for BMC Obesity and a Review Editor for Frontiers in Public Health. The ultimate goal of Dr. Malik’s work is to inform future large-scale community-based interventions and policy strategies to reduce the risk of obesity and related chronic diseases nationally and globally.
Read more about Vasanti Malik, ScD
photo of Anant Mandawat, MD

Anant Mandawat, MD

Contributing Editor

Dr. Anant Mandawat has been a medical columnist for several years translating scientific papers for the public. He graduated with a MD with honors from Yale. He completed his residency at Massachusetts General Hospital, a teaching hospital of Harvard Medical School, and is currently a cardiology fellow at Duke. His research interests are in clinical and economic outcomes for the elderly using large datasets. He has multiple publications in the field and has received the Marvin Moser Award and Bechtel Award for his research.
Read more about Anant Mandawat, MD
photo of Nandini Mani, MD

Nandini Mani, MD

Contributing Editor

Dr. Nandini Mani is a Hospitalist at the Massachusetts General Hospital (MGH) and an Instructor in Medicine at Harvard Medical School. Dr. Mani is board-certified in both Internal Medicine and Pediatrics. Her clinical interests include Hospital Quality Improvement, Healthcare Disparities, and International Health. She is dedicated to teaching both medical students and resident physicians in both Internal Medicine and Pediatrics, and has received an Ambulatory Teaching Award from the MGH Med-Peds residents. She earned her medical degree from the Penn State College of Medicine, and completed her Med-Peds residency at the University of Rochester.
Read more about Nandini Mani, MD
photo of Brad Manor, PhD

Brad Manor, PhD

Contributor

Brad Manor is an associate scientist at the Hinda and Arthur Marcus Institute for Aging Research; the associate director of the Mobility and Falls Translational Research Center; director of the Mobility and Brain Function Lab; and assistant professor of medicine at Harvard Medical School and Beth Israel Deaconess Medical Center. Dr. Manor’s career goal is to alleviate the burden of balance decline that often accompanies biological aging into senescence. As the director of the Mobility and Falls Program, he works to achieve this goal by directing interdisciplinary, translational research in the fields of human balance and rehabilitative medicine. His research combines biomechanical assessments of human movement with advanced medical imaging, noninvasive brain stimulation, and nonlinear signal processing techniques to identify the link between brain function, balance and falls in older adults; and design rehabilitative interventions that improve balance via optimization of brain function and exploitation of its adaptive properties.
Read more about Brad Manor, PhD
photo of JoAnn Manson, MD, DrPH

JoAnn Manson, MD, DrPH

Editorial Advisory Board Member, Harvard Health Publishing

JoAnn E. Manson, MD, DrPH, MACP, is professor of medicine and the Michael and Lee Bell Professor of Women’s Health at Harvard Medical School; professor in the department of epidemiology at Harvard T.H. Chan School of Public Health; chief of the division of preventive medicine at Brigham and Women's Hospital (BWH), and scientific advisor to the BWH Connors Center for Women’s Health and Gender Biology. Dr. Manson is a physician epidemiologist, endocrinologist, and principal investigator (PI) or co-PI of several research studies, including the Women’s Health Initiative Clinical Center In Boston; the cardiovascular disease (CVD) component of the Nurses’ Health Study; the VITamin D and OmegA-3 TriaL (VITAL); the COSMOS trial; and the VItamin D for COVID-19 (VIVID) trial. Her primary research interests include randomized clinical prevention trials of nutritional and lifestyle factors related to heart disease, diabetes, and cancer; the role of endogenous and exogenous estrogens as determinants of chronic disease; life course–related risk factors for cardiometabolic outcomes in women; and biomarker predictors of CVD.
Read more about JoAnn Manson, MD, DrPH
photo of Dieter Manstein, MD, PhD

Dieter Manstein, MD, PhD

Contributor

Dieter Manstein, MD, PhD, completed his PhD in Physics, in addition to his dermatology residency training at the University of Munster in Germany. He then completed a Clinical Applications of Laser fellowship at Massachusetts General Hospital and Harvard Medical School with Dr. R. Rox Anderson. During this time, he co-invented both fractional photothermolysis (Fraxel) and cryolipolysis (CoolSculpting) technologies. He is currently an Assistant Professor of Dermatology at Harvard Medical School. He is also the PI of his own research lab at the Cutaneous Biology Research Center, which contributes to the development of novel solutions for important clinical problems in dermatology.
Read more about Dieter Manstein, MD, PhD
photo of Shannon Manzi, PharmD

Shannon Manzi, PharmD

Contributor

Dr. Shannon Manzi has practiced pediatric pharmacy for more than 20 years and pediatric emergency medicine for 15 years. She is currently the Director of the Clinical Pharmacogenomics Service and the Manager for ED and ICU Pharmacy Services at Boston Children’s Hospital. She is also an NR-EMT and has served as a pediatric expert for the Strategic National Stockpile, the National Advisory Committee on Children and Terrorism, the CDC and MADPH. In addition, Shannon is the Lead Pharmacist for the Massachusetts–1 Disaster Medical Assistance Team and has deployed twelve times, including responses to major hurricanes, the Haitian earthquake and the Unaccompanied Minor Border Crossing mission. She has been a simulation instructor at BCH for 6 years and runs several unique programs related to disaster and prehospital medicine. She holds a faculty position with the Computational Health Informatics Program at BCH and clinical adjunct faculty positions at Northeastern University and Massachusetts College of Pharmacy and Allied Health Sciences University. Shannon has authored over 35 publications and presented numerous national and international workshops and lectures on pediatric emergency medicine, simulation and disaster related topics.
Read more about Shannon Manzi, PharmD
photo of Julia Marcus, PhD, MPH

Julia Marcus, PhD, MPH

Contributor

Julia Marcus, PhD, MPH, is an epidemiologist and assistant professor at Harvard Medical School and Harvard Pilgrim Health Care Institute, with a primary research focus on pre-exposure prophylaxis for HIV prevention. During COVID-19, she has written about the importance of a harm reduction approach to the prevention of coronavirus transmission, with lessons learned from the HIV epidemic.
Read more about Julia Marcus, PhD, MPH
photo of Luana Marques, PhD

Luana Marques, PhD

Contributor

Dr. Luana Marques is the director and founder of Community Psychiatry PRIDE at Massachusetts General Hospital and an Associate Professor in Psychology at Harvard Medical School. She completed her PhD in Clinical Psychology at The State University of New York (SUNY) Buffalo, and her clinical internship and postdoctoral fellowship in the cognitive behavioral therapy (CBT) track at Massachusetts General Hospital/Harvard Medical School in 2007. Dr. Marques’ major clinical and research interests include the implementation of evidence-based practices for individuals suffering from a variety of behavioral health disorders in diverse communities. Her goal is to decrease disparities in care for individuals experiencing behavioral health difficulties, especially among low-income and ethnic minorities. Upon beginning her work in community mental health clinics, Dr. Marques became increasingly aware of the substantial implementation gap in evidence-based psychotherapeutic treatments for anxiety and trauma-related disorders. Her research now centers primarily on reducing the disproportionate mental health burden among underserved populations in resource-restricted communities.
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