Frank D'Ovidio, MD, PhD

Rebecca T. Hahn, MD, is a Professor of Medicine at Columbia University Irving Medical Center, Chief Scientific Officer of the Echo Core Lab at the Cardiovascular Research Foundation, and Director of Interventional Echocardiography at the Columbia Structural Heart and Valve Center. She received her medical degree from Washington University School of Medicine in St. Louis and completed her residency in internal medicine, cardiology fellowship, and cardiology research fellowship at Columbia University Irving Medical Center/NewYork-Presbyterian Hospital–Weill Cornell Medical Center.Dr. Hahn is an active member of the American Society of Echocardiography and the American College of Cardiology. She has served on the Competency Management Committee and was a past Valvular Heart Disease Topic Coordinator for the Scientific Sessions Planning Committee. She has published over 250 articles on echocardiography and valvular heart disease.She has co-authored several guidelines from the American Society of Echocardiography, including:Guidelines for Performing a Comprehensive Transesophageal Echocardiographic ExaminationRecommendations for Noninvasive Evaluation of Native Valvular RegurgitationGuidelines for the Evaluation of Valvular Regurgitation After Percutaneous Valve Repair or ReplacementGuidelines for the Use of Transesophageal Echocardiography to Assist with Surgical Decision-Making in the Operating RoomRecommended Standards for the Performance of Transesophageal Echocardiographic Screening for Structural Heart InterventionDr. Hahn serves on several Academic Research Consortium writing committees, including the Valve Academic Research Consortium (VARC-3), Paravalvular Leak Academic Research Consortium, Mitral Valve Academic Research Consortium, and Tricuspid Valve Academic Research Consortium. She was the National Principal Investigator for the SCOUT Trial and is the National Co-Principal Investigator for the TRISCEND Pivotal Trial.

Dr. Ran Reshef trained in Hematology, Oncology, and Bone Marrow Transplantation and received a Master of Science degree in Translational Research from the University of Pennsylvania. He joined Columbia University in 2015 as Director of Translational Research for the Blood and Marrow Transplantation program. He is the Clinical Lead for the CAR-T Cell Program at Columbia, a principal investigator at the Columbia Center for Translational Immunology, and a member of the Herbert Irving Comprehensive Cancer Center.

Melvin P. Rosenwasser, MD, has expertise in orthopaedic hand, elbow, and trauma surgery, which makes him a unique specialist because he can accommodate any traumatic orthopaedic extremity problem as well as arthritic and congenital anomalies of the upper extremity. Dr. Rosenwasser has been co-principal investigator on numerous NIH grants and awards and has authored many book chapters and peer-reviewed articles on surgery of the upper extremity as well as trauma-related surgery for both upper and lower extremities. He presents scientific lectures on his specialty both here and abroad. Dr. Rosenwasser has also served as Chairman of many national and local hand and trauma conferences. Dr. Rosenwasser has been recognized in New York Magazines "Best Doctors in New York" Hall of Fame. Dr. Rosenwasser is also the hand consultant for the New York Yankees.