Harvard Health Experts and Contributors

Megan A. Koster, MD, PharmD

Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Megan A. Koster, MD, PharmD, is the interim chief of pulmonary & critical care medicine at Mount Auburn Hospital (MAH), and an instructor in medicine at Harvard Medical School (HMS). Dr. Koster started her journey in health care with a doctor of pharmacy degree from Northeastern University. She worked as a clinical pharmacist with a special focus in organ transplant and surgical intensive care at Beth Israel Deaconess Medical Center (BIDMC) before matriculating at HMS. Following medical school, Dr. Koster pursued internal medicine residency at Massachusetts General Hospital (MGH), and continued her training with a MGH/BIDMC fellowship in pulmonary and critical care medicine. She received advanced training in medical education leadership through a BIDMC clinician educator fellowship. In addition to her practice in general pulmonology and critical care medicine at MAH, Dr. Koster has continued her work as an educational leader, serving as co-director for undergraduate medical education, clerkship director for several HMS electives, and the pulmonary subspecialty education chair for the internal medicine residency program at MAH. Her professional interests include interprofessional health care education, clinical leadership, and supporting women and parents in medicine.

Parul Kothari, MD

Contributor

Parul Kothari, MD, is an Associate Physician of Allergy and Clinical Immunology at Brigham and Women’s Hospital, and an Instructor in Medicine at Harvard Medical School. She completed medical school at New Jersey medical school followed by an Internal Medicine residency at Thomas Jefferson University Hospital and an Allergy and Immunology fellowship at Brigham and Women’s Hospital. Dr. Kothari’s clinical interests include drug allergy, allergies and asthma, and chronic urticaria.

Arianne Shadi Kourosh, MD, MPH

Contributor

Dr. Arianne Shadi Kourosh is an associate professor of dermatology at Harvard Medical School and of environmental health the Harvard T.H. Chan School of Public Health, and holds the Obagi Foundation Endowed Chair in Dermatology. Elected to the Board of Directors of the American Academy of Dermatology (AAD), she serves in the national leadership of the field. As founding director of Massachusetts General Hospital (MGH)'s Dermatology Division of Community Health and the MGH Vitiligo and Skin of Color programs, she built and led the division providing care for underserved skin conditions and communities. She is founding director of Harvard’s pro bono laser clinic and tattoo removal program aiding those escaping gangs and human trafficking, winning national awards for its impact. Dr. Kourosh conducts research at the intersection of dermatology and public health and has done pioneering work on Zoom dysmorphia, skin impacts of the COVID-19 vaccine, climate factors and pollution impacts on skin diseases and aging, especially in vulnerable populations, and on the skin signs of human trafficking. Dr. Kourosh has many awards, including Massachusetts General Hospital’s Clinician-Teacher Award, Harvard Medical School's Dean's Community Service Award, Boston's Top Doctors, Presidential Citations from the American Academy of Dermatology and American Society for Laser Medicine and Surgery (ASLMS), and the International League of Dermatology Society’s Global Humanitarian Award.

Suzanne Koven, MD, MFA

Contributor

Suzanne Koven, MD, MFA, is a primary care physician and the inaugural writer-in-residence at Massachusetts General Hospital. She is also an associate professor of medicine at Harvard Medical School. Her writing has appeared in The New England Journal of Medicine, The Boston Globe, The Lancet, The Los Angeles Review of Books, and other publications, and has been featured on National Public Radio. Her book Letter to a Young Female Physician: Notes From a Medical Life was published by W.W. Norton & Co. in May 2021. (Photo credit: Patrick B. Duffy)

Rebecca Kranz

Health Writer

Rebecca Kranz is an award-winning freelance medical writer who specializes in breaking down complex medical and scientific concepts into understandable language for health care providers, patients, and the general public. She is also a trilingual medical interpreter working in American Sign Language, Spanish, and English.

Anna Krawisz, MD

Contributor

Dr. Anna Krawisz is an instructor in medicine at Harvard Medical School and a cardiologist and vascular medicine specialist at Beth Israel Deaconess Medical Center (BIDMC). Her research interests include disparities in care for peripheral artery disease and interventional therapies for peripheral artery disease, and a clinical focus on refractory hypertension and vascular medicine. During her fellowship at BIDMC, she served as chief cardiology fellow. She completed her MD at the Stanford University School of Medicine, where she was the recipient of a Howard Hughes Medical Institute Medical Fellows research award.

Lorrie Kubicek, MT-BC

Contributor

Lorrie Kubicek is a board-certified music therapist at Massachusetts General Hospital, co-director of The Katherine A. Gallagher Integrative Therapies Program, and program manager of expressive therapies at MGH Cancer Center and Mass General Hospital for Children. She is a clinical supervisor for the music therapy program at Berklee College of Music, and has authored a chapter on the use of music technology in music therapy interventions with adult cancer patients.

Daniel Kuritzkes, MD

Contributor

Daniel R. Kuritzkes, MD received his BS and MS degrees in Molecular Biophysics and Biochemistry from Yale University, and his MD from Harvard Medical School. He completed his clinical and research training in internal medicine and infectious diseases at Massachusetts General Hospital and was a visiting scientist at the Whitehead Institute for Biomedical Research before joining the faculty at the University of Colorado Health Sciences Center. Dr. Kuritzkes returned to Harvard Medical School in 2002, where he is now the Harriet Ryan Albee Professor of Medicine and Chief, Division of Infectious Diseases at Brigham and Women’s Hospital. Dr. Kuritzkes has published extensively on antiretroviral therapy and drug resistance in HIV-1 infection. He has chaired several multicenter studies of HIV therapy and previously chaired the AIDS Clinical Trials Group. He has served on numerous NIH committees, including as a member of the NIH Office of AIDS Research Advisory Council. He is a former member of the Department of Health and Human Services panel on guidelines for antiretroviral therapy and a past Chair of the HIV Medicine Association Board of Directors. He has been a member of several editorial boards, and serves as an Associate Editor of the Journal of Infectious Diseases. His research interests focus on HIV therapeutics, antiretroviral drug resistance, and HIV eradication.

Daniela J. Lamas, MD

Contributor

Daniela Lamas is a pulmonary and critical care doctor at the Brigham & Women’s Hospital and faculty at Harvard Medical School. Following graduation from Harvard College, she went on to earn her MD at Columbia University College of Physicians & Surgeons, where she also completed internship and residency. She then returned to Boston for her subspecialty fellowship. She has worked as a medical reporter at the Miami Herald and is frequently published in the New York Times. This is her first book.

Adam Landman, MD, MS, MIS, MHS

Contributor

Adam Landman, MD, MS, MIS, MHS is Chief Information Officer at Brigham Health, Associate Professor of Emergency Medicine at Harvard Medical School, and an attending emergency physician at Brigham and Women’s Hospital. He is board certified in Emergency Medicine and Clinical Informatics and an expert in health information technology and digital health design, development, and implementation. In his current role, he is responsible for developing strategic IT initiatives, with the goal of evolving the next generation of information systems and digital health solutions across the Brigham Health enterprise, while maintaining a focus on excellence.

Adaira I. Landry, MD, MEd

Contributor

Dr. Adaira Landry is an emergency medicine physician at Brigham and Women's Hospital in Boston, and an assistant professor at Harvard Medical School. She is a Harvard Medical School Society advisor, where she advises a cohort of medical students, and a co-chair for the diversity and inclusion committee for the department of emergency medicine at Brigham and Women’s Hospital. She is also a mother to three young children.

Gayle Lang, OTR/L, CHT, MS

Contributor

Gayle Lang is an occupational therapist with a specialty certification in hand therapy. She graduated with a master's degree in occupational therapy from Boston University’s Sargent College of Health and Rehab Sciences. She has been working primarily at Brigham & Women’s Hospital (BWH) since 1996, in both the inpatient acute care and outpatient hand therapy settings. She became a Certified Hand Therapist in 2007, and currently works at BWH's hand therapy clinic in Foxborough, MA.

Jeffrey K. Lange, MD

Contributor

Dr. Jeffrey K. Lange is head of arthroplasty at Brigham and Women’s Hospital in the division of arthroplasty, Mass General Brigham department of orthopaedic surgery; and assistant professor at Harvard Medical School. Dr. Lange specializes in the treatment of arthritic conditions of the hip and knee joints, and focuses his surgical practice on primary hip and knee replacement, revision hip and knee replacement, and innovative surgical techniques such as robotic-assisted surgery. Dr. Lange is a core faculty member of the Harvard Combined Orthopaedic Residency Program, as well as the Brigham Arthroplasty Fellowship. He has authored numerous publications on the topic of joint replacement surgery, including peer-reviewed original scientific research, reviews, books, and book chapters.

Helene Langevin, MD

Contributor

Dr. Langevin received an MD degree from McGill University, completed a post doctoral research fellowship in Neurochemistry at the MRC Neurochemical Pharmacology Unit in Cambridge, England, residency in Internal Medicine and fellowship in Endocrinology and Metabolism at Johns Hopkins Hospital. She is a Professor in Residence of Medicine and Director of the Osher Center for Integrative Medicine at Harvard Medical School and Brigham and Women’s Hospital. She is also a Visiting Professor of Neurological Sciences at the University of Vermont College of Medicine. Dr. Langevin has been the Principal Investigator of several NIH-funded studies investigating the role of connective tissue in low back pain and the mechanisms of acupuncture, manual and movement-based therapies. Her previous studies in humans and animal models have shown that mechanical tissue stimulation during both tissue stretch and acupuncture causes dynamic cellular responses in connective tissue. Her current work focuses on the effects of stretching on inflammation resolution mechanisms within connective tissue, and their relevance to chronic musculoskeletal pain and cancer.

Debi LaPlante, PhD

Contributor

Dr. Debi LaPlante is director of the division on addiction at the Cambridge Health Alliance, and an associate professor of psychiatry at Harvard Medical School. She joined the division in 2001 and is involved with its diverse research, education, training, and outreach activities. With her colleagues, she developed the syndrome model of addiction, and co-edited the two volume APA Addiction Syndrome Handbook. She has authored dozens of book chapters, journal articles, and reports. Dr. LaPlante authored the Harvard Health Publishing ebook Responsible Drinking for Women. Dr. LaPlante’s current research involves assessments of public health treatment and intervention systems, studies of actual gambling and daily fantasy sports behavior, and tribal participatory research to develop a culturally grounded, mental health first-response training program, xaʔtu̓s (Salish for First Face) for Mental Health. In addition to these activities, Dr. LaPlante is a member of the editorial team for the division’s The Brief Addiction Science Information Source. She also has been a course director for online and live continuing education courses for addiction, and for gambling-related problems specifically. Dr. LaPlante is a regular reviewer for research grants and academic journal submissions. She spearheaded the division’s Cambridge Health Alliance Readiness for Gambling Expansion initiative, which features Gambling Disorder Screening Day on the second Tuesday of March annually.

Emily Lau, MD, MPH

Contributor

Dr. Emily Lau is a women’s cardiovascular health specialist and investigator at Mass General Brigham. She is the co-director of the Mass General Brigham Women’s Heart Health Program. Dr. Lau leads a research program that applies molecular profiling, imaging, exercise physiology, and data science to large-scale cohorts, electronic health record data, and patient-oriented studies to advance understanding of women’s cardiovascular health and disease. She is supported by the NIH/NHLBI, American Heart Association, the Massachusetts Life Sciences Center, and the Tianqiao & Chrissy Chen Institute. Dr. Lau received her undergraduate and MD degrees from Brown University, and a master's in public health from the Harvard T.H. Chan School of Public Health. She trained in internal medicine at Brigham and Women’s Hospital, where she also served as chief medical resident. She completed fellowships in cardiovascular disease and echocardiography at Massachusetts General Hospital. Dr. Lau was awarded the Roman W. DeSanctis Clinical Scholar Award, Claflin Distinguished Scholar Award, and the Sheila Balson Endowed Cardiac Scholar. She is also the recipient of the 2024 ACC Douglas P. Zipes Distinguished Young Scientist Award and the 2025 ASCI Young Physician-Scientist Award.

Nicole J. LeBlanc, MA

Contributor

Nicole J. LeBlanc is a doctoral candidate in clinical psychology at Harvard University, where she conducts research on the association between social factors and the development and maintenance of emotional disorders. She is also a clinical fellow in the department of psychology at Massachusetts General Hospital, where she is completing clinical and research training with the Cognitive Behavioral Therapy Program and the Center for Anxiety and Traumatic Stress Disorders. Her clinical interests include empirically-supported treatments for anxiety and traumatic stress disorders. She is a member of the Association for Behavioral and Cognitive Therapies (ABCT) and the Anxiety and Depression Association of America (ADAA).

Erica H. Lee, PhD

Contributor

Erica H. Lee, PhD, is a clinical psychologist and associate training director of the psychology internship program at Boston Children’s Hospital, as well as an instructor in psychology at Harvard Medical School. She specializes in evidence-based and culturally responsive care for youth with depression, anxiety, disruptive behavior, and traumatic stress. Dr. Lee also teaches on these topics nationally and internationally, and engages in research on increasing access to mental health care.

I-Min Lee, MBBS, MPH, ScD, FACSM

Contributor

I-Min Lee is professor of medicine at Harvard Medical School and professor of epidemiology at the Harvard T.H. Chan School of Public Health. Her research, focusing on physical activity for health and well-being, is widely cited: a seminal publication with worldwide collaborators on the impact of inactivity on non-communicable diseases has been cited more than 12,000 times. She is particularly interested in researching how little activity is needed for health, and was among the first to question whether the conventionally accepted “10,000 steps/day” is necessary (the short answer: no).

Dara Lee Lewis, MD

Contributor; Editorial Advisory Board Member, Harvard Health Publishing

Dr. Dara Lee Lewis is a full-time cardiologist and the medical director of the Lown Group. Her clinical interests include preventive cardiology, general cardiology, and heart disease in women. She is an assistant professor of medicine at Harvard Medical School and an associate physician at Brigham and Women’s Hospital. She is the course director for the first-year Harvard Medical School course in cardiology pathophysiology. Dr. Lee Lewis earned her medical degree from Harvard Medical School and completed her residency in internal medicine and fellowship in cardiology at Brigham and Women’s Hospital.

Anthony Lembo, MD

Contributor

Anthony Lembo, MD, is Director of the GI Motility and Functional Bowel Disorders Program at Beth Israel Deaconess Medical Center and Professor of Medicine at Harvard Medical School in Boston, MA. Dr. Lembo earned his medical degree from Tufts University School of Medicine in Boston and completed his residency in medicine, as well as fellowships in gastroenterology and gastrointestinal motility and irritable bowel syndrome (IBS), at the University of California, Los Angeles, (UCLA) Medical Center. Dr. Lembo’s research interests focus on the burden of and treatment options for irritable bowel syndrome (IBS) and chronic constipation, and he also studies the placebo response. He has published widely on these topics, He is also an Associate Editor of the Journal of Clinical Gastroenterology and Digestive Diseases and Science. He also been appointed numerous national and international leadership positions throughout his tenure.

Inga Lennes, MD, MPH, MBA

Contributor

Inga T. Lennes MD, MPH, MBA grew up in the midwest and came to the east coast for college. She attended Mount Holyoke College for her undergraduate degree and went on to attend the University of Massachusetts Medical School for her medical degree. Dr. Lennes completed her internal medicine residency training at Beth Israel Deaconess Medical Center and also was a Chief Medical Resident at BIDMC. She trained as a Hematology and Oncology Fellow in the Dana Farber/Mass General Brigham Cancer Care Fellowship. Dr. Lennes is a medical oncologist in the Center for Thoracic Cancers and specializes in seeing all lung cancers and esophageal cancer. She is the founder and director of the Pulmonary Nodule Clinic at Massachusetts General Hospital and works closely with colleagues to study and implement lung cancer screening and improve nodule management. Dr. Lennes is the Massachusetts General Physicians Organization Senior Vice President for Service Excellence and Practice Improvement.

Maureen Leonard, MD, MMSc

Contributor

Dr. Maureen Leonard is the clinical director of the Center For Celiac Research And Treatment at Massachusetts General Hospital for Children (MGHfC) and an assistant professor of pediatrics at Harvard Medical School (HMS). She sees adult and pediatric patients with celiac disease, non-celiac gluten sensitivity, and other gluten-related disorders. Dr. Leonard obtained her medical degree from New York Medical College, completed her residency in general pediatrics at Tufts Medical Center and her fellowship in pediatric gastroenterology at MGHfC. Dr. Leonard received a master’s degree in clinical and translational investigation from HMS. Dr. Leonard’s research is focused on predicting and preventing celiac disease through the NIH-funded Celiac Disease; Genomic, Environment, Microbiome and Metabolomic Study. Dr. Leonard’s other work includes identifying biomarkers that can predict intestinal healing in pediatric patients with celiac disease; building translational models capable of predicting autoimmune disease in high risk individuals; and working with industry collaborators to create and perform clinical trials aimed at treating celiac disease. Dr. Leonard currently holds funding from the NIH, and has previously been funded by the NIH, the Nutrition Obesity Research Center at Harvard, and the Thrasher Research Foundation.

Hallie Levine

Health Writer

Hallie Levine is an award-winning health and medical journalist whose work has been published in The New York Times, Consumer Reports, Oprah, and WebMD, among others. She lives with her three children and gregarious yellow labrador in Fairfield, CT.

Sharon Levy, MD, MPH

Contributor

Sharon Levy, MD, MPH is a board certified Developmental-Behavioral Pediatrician and an Associate Professor of Pediatrics at Harvard Medical School. She is the Director of the Adolescent Substance use and Addiction Program (ASAP) in the Division of Developmental Medicine at Boston Children’s Hospital, which is comprised of clinical, research, training and policy arms. Dr. Levy has evaluated and treated thousands of adolescents with substance use disorders, and has taught national curricula and published extensively on the outpatient management of substance use disorders in adolescents, including screening and brief advice in primary care, the use of drug testing and the outpatient management of opioid dependent adolescents. She is the past chair of the American Academy of Pediatrics Committee on Substance Use and Prevention, the President of the Association for Medical Education and Research in Substance Abuse (AMERSA) and serves on the board of directors of the Addiction Medicine Fellowship Director’s Association.

Harvard Health Experts and Contributors

List of Experts

Megan A. Koster, MD, PharmD

Parul Kothari, MD

Arianne Shadi Kourosh, MD, MPH

Suzanne Koven, MD, MFA

Rebecca Kranz

Anna Krawisz, MD

Lorrie Kubicek, MT-BC

Daniel Kuritzkes, MD

Daniela J. Lamas, MD

Adam Landman, MD, MS, MIS, MHS

Adaira I. Landry, MD, MEd

Gayle Lang, OTR/L, CHT, MS

Jeffrey K. Lange, MD

Helene Langevin, MD

Debi LaPlante, PhD

Emily Lau, MD, MPH

Nicole J. LeBlanc, MA

Erica H. Lee, PhD

I-Min Lee, MBBS, MPH, ScD, FACSM

Dara Lee Lewis, MD

Anthony Lembo, MD

Inga Lennes, MD, MPH, MBA

Maureen Leonard, MD, MMSc

Hallie Levine

Sharon Levy, MD, MPH