Harvard Health Experts and Contributors

Kimberly Humphrey, MD, MPH

Contributor

Dr. Kimberly Humphrey is an emergency physician, a current Fellow in Climate Change and Human Health at Harvard C-CHANGE at Harvard's T.H. Chan School of Public Health, and a visiting scholar at the Harvard FXB Center. Her research focuses on the intersection between climate change and health, particularly community and health system adaptation to climate change impacts, and she is passionately involved with advocacy, education, and policy development through NGOs and government-based roles focused on climate change and health.

Nasrien Ibrahim, MD

Contributor

Nasrien Ibrahim, MD, is a board certified cardiologist in the Advanced Heart Failure and Transplant Section within the Division of Cardiology at the Massachusetts General Hospital (MGH) and an Instructor in Medicine at Harvard Medical School. She is also Associate Director of the Resynchronization & Cardiac Therapeutics Program at MGH. Dr. Ibrahim takes care of patients with advanced heart failure, left ventricular assist devices, and heart transplants. She completed her internal medicine residency and general cardiology fellowship at the University of Cincinnati Medical Center in Cincinnati, OH. Next, she completed a fellowship in advanced heart failure and cardiac transplant at the University of Colorado in Denver, CO. Following that, Dr. Ibrahim completed a fellowship in clinical research at MGH. She is involved in several research studies in heart failure involving biomarkers and participate in several clinical trials all aimed at improving the management and outcomes of patients with heart failure.

Lisa I. Iezzoni, MD, MSc

Contributor

Lisa I. Iezzoni, MD, MSc, is a professor of medicine at Harvard Medical School, and is based at Massachusetts General Hospital in Boston. Dr. Iezzoni studies health care experiences of persons with disability. She is a member of the National Academy of Medicine in the National Academies of Sciences, Engineering, and Medicine, and the author of Making Their Days Happen: Paid Personal Assistance Supporting People with Disabilities Living in Their Homes and Communities.

James P. Ioli, DPM

Contributor

James P. Ioli, DPM, is Chief of Podiatry at the Brigham and Women’s Hospital in Boston, Massachusetts. He is an Assistant Professor of Orthopedic Surgery at Harvard Medical School and has been a practicing podiatrist for over 30 years.

Ted A. James, MD

Contributor

Dr. Ted James is the Chief of Breast Surgical Oncology and Co-Director of the Breast Care Center at Beth Israel Deaconess Medical Center. He is an advocate of patient-centered care and believes that treatment should always incorporate the individual priorities and values of each patient. Dr. James works with national health organizations to improve outcomes and ensure that patients receive the best care possible.

James Januzzi, MD

Contributor

James L. Januzzi, MD, is the Hutter Family Professor of Medicine at Harvard Medical School, a staff cardiologist at Massachusetts General Hospital, and Senior Cardiometabolic Faculty at Baim Institute for Clinical Research. After completing his undergraduate studies at Holy Cross College in 1988, Dr. Januzzi graduated at the top-ranked student at New York Medical College, and subsequently performed a residency in Internal Medicine at Brigham and Women’s Hospital and fellowship in Cardiology and Cardiac Ultrasound at the Massachusetts General Hospital. He joined the Cardiology Division at MGH in 2000. Dr. Januzzi is a clinician, teacher and clinical trialist. His research has contributed to the understanding of cardiac biomarker testing, where his studies have set international standards for use in diagnosis, prognosis, and management of patients suffering from acutely decompensated heart failure, chronic heart failure as well as those with acute coronary syndromes. Dr Januzzi has published more than 500 manuscripts, book chapters and review articles, has edited two text books on cardiac biomarker testing and the MGH Cardiology Board Review Textbook. He is among the top 1% most cited researchers, according to Clarivate/Web of Science. He is an Associate Editor at both Journal of the American College of Cardiology and Journal of the American College of Cardiology: Heart Failure. He is currently the chair of the American College of Cardiology Task Force on Expert Consensus Decision Pathway Documents and will join the Board of Trustees of the American College of Cardiology in 2019. He has participated in numerous guideline and consensus documents in cardiovascular medicine. Since 2005, Dr. Januzzi has also served on the Medical Staff of the Boston Red Sox Baseball Club.

Ashish K. Jha, MD, MPH

Contributing Editor

Ashish K. Jha, M.D., M.P.H. is Director for the Harvard Global Health Institute, K.T. Li Professor of International Health & Health Policy at the Harvard T.H. Chan School of Public Health, Professor of Medicine at Harvard Medical School, and a practicing Internal Medicine physician at the VA Boston Healthcare System. Dr. Jha received his M.D. from Harvard Medical School and trained in Internal Medicine at the University of California, San Francisco where he also served as Chief Medical Resident. He completed his General Medicine fellowship from Brigham and Women’s Hospital and Harvard Medical School and received his M.P.H. from Harvard T.H. Chan School of Public Health. Dr. Jha’s major research interests lie in improving the quality and costs of healthcare with a specific focus on the impact of policy efforts. His work has focused on a broad set of issues including transparency and public reporting of provider performance, financial incentives, health information technology, and leadership, and the roles they play in fixing healthcare delivery systems.

Tien Jiang, DMD, MEd

Contributor

Dr. Tien Jiang received her bachelor of arts from Dartmouth College in linguistics and French. She then pursued dentistry at the Harvard School of Dental Medicine (HSDM). While a pre-doctoral student, Dr. Jiang became interested in dental education, and was selected as a fellow in the Academic Dental Careers Fellowship Program through the American Dental Education Association. After graduating cum laude and earning a doctor of dental medicine degree at HSDM, Dr. Jiang moved to the Midwest to specialize in prosthodontics at the University of Illinois at Chicago (UIC). During her residency, Dr. Jiang also completed a master of education in instructional leadership at the UIC College of Education. Her research involved evaluating UIC’s pre-doctoral small group learning curriculum, as well as a review of dental faculty retention and recruitment methods. Dr. Jiang returns to HSDM as an instructor in the department of oral health policy and epidemiology. She is conducting research and participating in activities at the Center for Integration of Primary Care and Oral Health, which is supported by Health Resources and Services Administration (HRSA) of the US Department of Health and Human Services (HHS). She is also involved with the Office of Global and Community Health on curricular reform in dental education in Vietnam. Furthermore, Dr. Jiang teaches in the pre-doctoral pre-clinic and clinic, and sees her own patients in HSDM’s faculty group practice. In the spring of 2019, Dr. Jiang was awarded the Massachusetts Dental Society’s Ten under 10 Award for her contributions to her profession, the community, and organized dentistry. At the same time, her students recognized her teaching efforts with HSDM’s Outstanding Teaching Faculty Award

Anthony Joseph, MD

Contributor

Anthony Joseph, MD, specializes in the medical, laser and surgical treatment of conditions that affect the retina and vitreous. His areas of expertise and interest include macular degeneration, diabetic eye disease, retinal vascular occlusions, macular holes, epiretinal membranes, retinal detachments, and proliferative vitreoretinopathy. Prior to medical school, Dr. Joseph attended Stanford University where he earned bachelor’s degrees with distinction in both Biological Science and Economics. He also earned his Master’s degree in Information Science from University of North Carolina at Chapel Hill. Dr. Joseph received his medical degree from Duke University School of Medicine. He completed his Internship in ophthalmology at St. Joseph Mercy Hospital in Ann Arbor, MI and his ophthalmology residency at the Jules Stein Eye Institute, University of California at Los Angeles. He went on to complete his fellowship training in vitreoretinal surgery at Ophthalmic Consultants of Boston and the New England Eye Center at Tufts Medical Center. Dr. Joseph is a Board-certified ophthalmologist and member of the American Academy of Ophthalmology, the American Medical Association, the American Medical Informatics Association, and the Association for Research in Vision and Ophthalmology. He has authored numerous research articles and has presented his work nationally.

Richard Joseph, MD

Contributor

Dr. Richard Joseph is the founder of VIM Medicine, cofounder of Vital CxNs, a practicing clinician in the Center for Weight Management and Wellness at Brigham and Women’s Hospital in Boston, MA, and a faculty member at Harvard Medical School. He completed his residency in primary care/internal medicine at Brigham and Women's Hospital after receiving his medical and business degrees from Stanford University. Dr. Joseph designed and currently conducts an intensive group-based lifestyle program, and is a coauthor of The Lifestyle Medicine Handbook: An Introduction to the Power of Healthy Habits. Prior to his medical training, Dr. Joseph worked as a CSCS-certified personal trainer, helping numerous clients toward their health and fitness goals. His background in athletics and performance training, combined with his practice of lifestyle medicine and weight management, informs his vision of holistic health and well-being. Dr. Joseph aspires to help bridge the gap between the health and fitness industry and traditional health care to create a prevention-oriented, performance-focused, community-centric, and equitable model of care.

Michaela Kane

Contributor

Michaela Kane is an intern with Harvard Health Publishing. Prior to working at Harvard, she was a writing intern at the Brigham and Women’s Hospital Communication and Public Affairs office. Michaela received her B.A. from the University of Arizona where she studied journalism and neuroscience, and she recently earned her master’s degree in science journalism from Boston University.

Tsuyoshi Kaneko, MD

Contributor

Tsuyoshi Kaneko, MD, is a cardiac surgeon at Brigham and Women’s Hospital (BWH) and an assistant professor of surgery at Harvard Medical School. Dr. Kaneko received his medical degree from Keio University School of Medicine in Tokyo. He then completed three residency programs: one at Keio University, another in surgery at The University of Texas Health Science Center at Houston and the third in cardiothoracic surgery residency at BWH. He also completed a cardiothoracic surgery fellowship at BWH. He is board certified in general surgery. He specializes in endovascular approaches in cardiac surgery, including transcatheter aortic valve replacements—a catheter-based, minimally invasive surgical procedure for high-risk patients diagnosed with severe aortic stenosis—and thoracic endovascular aortic aneurysm repairs for thoracic aortic aneurysms. Dr. Kaneko also specializes in open aortic surgery and minimally invasive valve surgeries utilizing smaller incisions. His research focuses on the clinical outcomes of aortic and valvular disease.

Sabra L. Katz-Wise, PhD

Contributor

Sabra L. Katz-Wise, PhD (she/her) is an assistant professor in adolescent/young adult medicine at Boston Children’s Hospital, in pediatrics at Harvard Medical School, and in social and behavioral sciences at the Harvard T.H. Chan School of Public Health. She co-directs the Harvard SOGIE (Sexual Orientation and Gender Identity and Expression) Health Equity Research Collaborative. Her research investigates sexual orientation and gender identity development, sexual fluidity, health inequities related to sexual orientation and gender identity, and psychosocial functioning in families with transgender youth. Dr. Katz-Wise also advocates to improve workplace climate, medical education, and patient care for LGBTQ individuals, as co-chair for the BCH Rainbow Consortium on Sexual and Gender Diversity, as an HMS LGBT Advisory Committee member, and as HMS Sexual and Gender Minority Curriculum Development Fellow.

Maneet Kaur, MD

Contributor

Maneet Kaur, M.D. is Associate Chief for the department of rheumatology at VA Boston Health Care System. Double board certified in internal medicine and rheumatology, she is an appointed lecturer at Harvard Medical School. In addition to practicing general adult rheumatology, she is certified in bone densitometry from International Society of Clinical Densitometry (ISCD). Dr. Kaur is passionate about educating and informing the patients she cares for and believes strongly in helping the larger community understand specific illnesses and treatment options as well as how to take an active role in one’s health care.

Nancy Keating, M.D., M.P.H.

Contributor

Nancy L. Keating, MD, MPH, is a professor of health care policy and medicine at Harvard Medical School and a physician at Brigham and Women’s Hospital. Dr. Keating’s research examines provider, patient, and health system factors that influence the delivery of high-quality care for individuals with cancer.â€¯

Nancy L. Keating, MD, MPH

Contributor

Nancy L. Keating, MD, MPH, is a professor of health care policy and medicine at Harvard Medical School and a physician at Brigham and Women’s Hospital. Dr. Keating’s research examines provider, patient, and health system factors that influence the delivery of high-quality care for individuals with cancer. 

Alyson Kelley-Hedgepeth, MD

Contributor

Alyson Kelley-Hedgepeth, M.D. is a full-time cardiologist and co-director of the Women’s Program at Lown Cardiovascular Group. She has extensive experience in managing coronary artery disease, heart failure and arrhythmias. Dr. Kelley-Hedgepeth is committed to providing personalized cardiovascular care with an emphasis on early disease detection and prevention. She specializes in cardiac lifestyle assessment and women’s cardiovascular disease. Her passion is preventative cardiovascular health and identifying how simple lifestyle changes promote healing and wellness. She trained in Internal Medicine at Massachusetts General Hospital and completed a Fellowship in Cardiology at Tufts Medical Center. Dr. Kelley-Hedgepeth is Board Certified in Cardiovascular Disease and Nuclear Cardiology. She is also a Diplomate of the American Board of Internal Medicine and Board Eligible in Echocardiography.

John F. Kelly, PhD

Contributor

Dr. Kelly is the Elizabeth R. Spallin Associate Professor of Psychiatry in Addiction Medicine at Harvard Medical School-the first endowed professor in addiction medicine at Harvard. He is also the founder and Director of the Recovery Research Institute at the Massachusetts General Hospital (MGH), the Program Director of the Addiction Recovery Management Service (ARMS) and the Associate Director of the Center for Addiction Medicine at MGH. Dr. Kelly is a former President of the American Psychological Association (APA) Society of Addiction Psychology, and is also a Fellow of the APA and a diplomate of the American Board of Professional Psychology. He has served as a consultant to U.S. federal agencies and non-Federal institutions, and foreign governments. His clinical and research work has focused on addiction treatment and the recovery process, mechanisms of behavior change, and in reducing stigma and discrimination among individuals suffering from addiction.

Adam Kibel, MD, MHCM

Editorial Advisory Board Member, Harvard Health Publishing

Adam Kibel, MD, MHCM, is the chief of urology at Brigham and Women’s Hospital and the Dana-Farber Cancer Institute, and the Elliott Carr Cutler Professor of Surgery at Harvard Medical School. He received his BA and MD from Cornell University in 1987 and 1991 respectively. He then completed his residency at the Harvard Program in Urology (Longwood) in 1997, and a fellowship in urologic oncology at Johns Hopkins in 1999. In 2022, he received a master’s in health care management from Harvard University. His practice focuses on minimally invasive approaches to urologic cancers. He has over 400 peer-reviewed publications, and has received grant support from multiple agencies, including the National Cancer Institute, the American Urologic Association, the American College of Surgeons, and the Department of Defense. The focus of his research is on identification and treatment of patients with aggressive genitourinary cancers though neoadjuvant therapy, improved imaging, and novel biomarkers.

Laura Kiesel

Contributor

Laura Kiesel is Boston-area freelance writer whose articles and essays have appeared in The Guardian, Salon, Washington Post, The Fix, Vice, Al-Jazeera, The Atlantic, and many others. She is currently completing a collection of personal essays.

Hyun Jung Kim, MD

Contributor

Dr. Hyun Jung Kim is a child and adolescent psychiatrist, specializing in transitional-age youth (15 to 25 years old) with serious mental illnesses, such as early psychotic disorders. She is a clinical instructor in psychiatry at Harvard Medical School, and is in charge in the psychotic disorders division at McLean Hospital.

Leo Kim, MD, PhD

Contributor

Leo Kim, MD, PhD, is a retina surgeon and a full time member of the Retina Service at the Massachusetts Eye and Ear Infirmary who has extensive experience in the management of retinal diseases associated with neovascularization or angiogenesis. These include diseases such as retinal vein occlusions, diabetic retinopathy, and age-related macular degeneration. After obtaining his MD/PhD from the Medical Scientist Training Program at Yale University School of Medicine, Dr. Kim attended University of Southern California/Doheny Eye Institute for his ophthalmology residency, where he was recognized with the Doheny Resident Research Award for two consecutive years. He also was awarded the Lillian and Henry Nesburn Award for Research Excellence and was chosen to participate in the 2008 Heed Ophthalmic Foundation Residents Retreat, an honor extended to only the top residents in the United States demonstrating exceptional potential in academic ophthalmology. Following residency, Dr. Kim continued at Doheny Eye Institute as a vitreoretinal surgery fellow and was recognized by the Heed Foundation with a highly prestigious fellowship grant.

Davis Kimaiyo, MD

Contributor

Davis Kimaiyo, MD, is an Internal Medicine resident at Massachusetts General Hospital. He completed his medical degree at the University of California Los Angeles David Geffen School of Medicine. Dr. Kimaiyo’s research interests include cardiovascular medicine, particularly preventative cardiology, heart failure, and clinical trials.

George King, MD

Contributor

George L. King, M.D., is the Senior Vice President, Chief Scientific Officer at Joslin Diabetes Center, as well as a Professor of Medicine and Ophthalmology at Harvard Medical School. He received his medical degree from Duke University School of Medicine and residency at the University of Washington Affiliated Hospitals in Seattle and the National Institutes of Health. Dr. King has published over 300 papers and multiple books. Dr. King’s work focuses on finding the causes of diabetic complications, founder of The Medalist Study to discover new treatments for diabetic complications, and understanding the reasons for the high rate of diabetes in Asian Americans. His laboratory discovered that VEGF, protein most responsible for causing the severe form of diabetic eye disease. Dr. King has received numerous awards, Cogan Award from the Association for Research in Vision and Ophthalmology, Alcon Award for Vision Research, Harold Amos Diversity Award from Harvard Medical School, the Chinese American Medical Society Scientific Award, the 2015 Edwin Bierman Award from the American Diabetes Association, with several others, the Champalimaud Award for Vision, the largest award in the vison research field and Mary Tyler Moore and Robert Levine Award from the JDRF 2016.

Daniel Kirshenbaum, MD

Contributor

Daniel Kirshenbaum, MD, is a general cardiologist at the Massachusetts General Hospital and Instructor in Medicine at Harvard Medical School. He completed his internal medicine residency at Boston Medical Center (BMC), also serving as Chief Medical Resident, where he then went on to also complete his clinical cardiology fellowship. He has academic interests in digital health, as well as the use of technology to enhance medical education.

Recent Blog Articles

Harvard Health Experts and Contributors

List of Experts

Kimberly Humphrey, MD, MPH

Nasrien Ibrahim, MD

Lisa I. Iezzoni, MD, MSc

James P. Ioli, DPM

Ted A. James, MD

James Januzzi, MD

Ashish K. Jha, MD, MPH

Tien Jiang, DMD, MEd

Anthony Joseph, MD

Richard Joseph, MD

Michaela Kane

Tsuyoshi Kaneko, MD

Sabra L. Katz-Wise, PhD

Maneet Kaur, MD

Nancy Keating, M.D., M.P.H.

Nancy L. Keating, MD, MPH

Alyson Kelley-Hedgepeth, MD

John F. Kelly, PhD

Adam Kibel, MD, MHCM

Laura Kiesel

Hyun Jung Kim, MD

Leo Kim, MD, PhD

Davis Kimaiyo, MD

George King, MD

Daniel Kirshenbaum, MD