Steven K. Grinspoon, MD

Co-Principal Investigator of the Clinical Coordinating Center for REPRIEVE


Steven K. Grinspoon, MD, is Professor of Medicine at Harvard Medical School, Chief of the MGH Metabolism Unit, and Director of the Nutrition Obesity Research Center at Harvard. Dr. Grinspoon earned his medical degree from the University of Rochester. He then completed his Internal Medicine Residency and Chief Resident year at Columbia Presbyterian Hospital/Columbia University and his Endocrinology Fellowship at Massachusetts General Hospital/Harvard University. Read more
What I do to stay heart healthy: I try and go for a run every day!

Pamela S. Douglas, MD, MACC, FASE, FAHA

Co-Principal Investigator of the Clinical Coordinating Center for REPRIEVE


Pamela S. Douglas, MD, MACC, FASE, FAHA is the Ursula Geller Professor of Research in Cardiovascular Diseases in the Department of Medicine at Duke University and Director of the Multimodality Imaging Program at the DCRI. Dr. Douglas earned her undergraduate degree from Princeton University, medical degree from the Medical College of Virginia, Virginia Commonwealth University School of Medicine. She then completed her Internal Medicine Residency and Cardiology Fellowship at the Hospital of the University of Pennsylvania. Read more
What I do to stay heart healthy: I enjoy a heart healthy diet (including red wine!) and working in my garden.

Carl Fitchtenbaum, MD

Vice-Chair of the REPRIEVE protocol and Chair of the Site Selection Committee


Carl Fitchtenbaum, MD, is Professor of Clinical Medicine and Associate Chairman at the Department of Medicine for Translational Research at the University of Cincinnati College of Medicine. Dr. Fichtenbaum’s research has focused on the clinical investigation of HIV infection; mainly, dyslipidemia and cardiovascular disease in persons with HIV infection. Read more
What I do to stay heart healthy: I coach soccer and sing my heart out (figuratively, of course)!

Markella V. Zanni, MD

Vice-Chair of the REPRIEVE Protocol, Co-Chair of the Protocol Committee, and Co-Chair of the Publications Committee


Markella V. Zanni, MD, is Associate Professor of Medicine at Harvard Medical School and an Endocrinologist in the Department of Medicine at Massachusetts General Hospital. Dr. Zanni earned her medical degree from Harvard Medical School as a Paul and Daisy Soros Fellow. She then completed her Internal Medicine Residency and Chief Resident year at Brigham and Women's Hospital/Harvard Medical School and her Endocrinology Fellowship at Massachusetts General Hospital/Harvard Medical School. Read more
What I do to stay heart healthy: I try to walk or jog most days of the week!

Judith A. Aberg, MD

Vice-Chair of the REPRIEVE protocol


Judith A. Aberg, MD, is George Baehr Professor of Medicine and Chief of the Division of Infectious Diseases and also serves as the Director of the Infectious Diseases Clinical and Translational Research Center at the Icahn School of Medicine at Mount Sinai, New York, NY. Dr. Aberg earned her medical degree from the Pennsylvania State College of Medicine. She then completed her Internal Medicine Residency and Chief Resident year at the Cleveland Clinic and her Infectious Disease Fellowship at Washington University. Read more
What I do to stay heart healthy: I walk to and from work every day (weather permitting!).

Carlos Malvestutto, MD, MPH

Vice-Chair of the REPRIEVE protocol


Carlos Malvestutto, MD, MPH is an Associate Professor of Clinical Medicine in the Division of Infectious Diseases at the Ohio State University Wexner Medical Center. Dr. Malvestutto completed his undergraduate degree at Yale University and his Master in Public Health at Johns Hopkins. He earned his medical degree from the Ponce Health Sciences University in Ponce, Puerto Rico. He then completed his residency in Internal Medicine at Mount Sinai Medical Center and his Infectious Disease Fellowship at New York University. Read more
What I do to stay heart healthy: I run marathons and long distance triathlons.

Kathleen V. Fitch, MSN, FNP

Project Manager for the REPRIEVE Clinical Coordinating Center


Kathleen V. Fitch, MSN, FNP, is a Clinical Research Nurse Practitioner in the Massachusetts General Hospital Metabolism Unit. Katie has organized, directed and completed several NIH R01-funded clinical research studies focusing on the assessment and treatment of metabolic complications in HIV. Read more
What I do to stay heart healthy: I ride my bike to and from work every day – even in the snow!

Gerald Bloomfield, MD, MPH

Team Cardiologist


Dr. Gerald S. Bloomfield, MD, MPH is an Associate Professor of Medicine and Global Health at Duke University. Dr. Bloomfield is faculty in the Duke Clinical Research Institute and the Duke Global Health Institute. He received his medical and public health degrees from Johns Hopkins University. He completed internal medicine residency at Johns Hopkins Hospital and was an Assistant Chief of Service at Johns Hopkins Hospital. He completed fellowship training in cardiology, cardiovascular research, advanced cardiovascular imaging and global health at Duke University. Read more
What I do to stay heart healthy: I try to get 7-8 hours of sleep every night and stay mindful or portion sizes!

Laura E. Moran, MPH

Clinical Trial Specialist, ACTG Network Coordinating Center


Laura Moran has over 18 years of experience in clinical research. She was trained in biology, epidemiology, and biostatistics at the Whitehead Institute for Biomedical Research/Massachusetts Institute of Technology and Johns Hopkins Bloomberg School of Public Health. Read more
What I do to stay heart healthy: I dance and practice yoga!

Marissa Diggs, BA

Study Coordinator for the REPRIEVE Clinical Coordinating Center


Marissa Diggs is a Clinical Research Coordinator in the Massachusetts General Hospital Metabolism Unit. Marissa graduated from Harvard College in 2022 with a concentration in Molecular and Cellular Biology. Read more
What I do to stay heart healthy: I eat lots of fruits and vegetables with every meal!