Marc Berenzweig, M.D. ’71, age 76, an oncologist and hematologist in White Plains, N.Y., who volunteered for medical humanitarian missions on three continents, Nov. 30, 2024.

Richard K. Bernstein, M.D. ’83, age 90, a pioneer in diabetes care who enrolled in Einstein at age 45 and graduated at age 48, and who dedicated his subsequent medical career to treating diabetes, establishing a practice in Mamaroneck, N.Y., where he advocated for tight blood-sugar control and individualized patient care, April 15, 2025, Mamaroneck, N.Y. 

John D’Addario, M.D. ’75, age 75, anesthesiologist at St. Joseph’s Hospital in Syracuse, N.Y., until his retirement in 2004, Dec. 21, 2024, Syracuse, N.Y.

Donald S. Faber, Ph.D., age 81, professor emeritus and chair of the Dominick P. Purpura Department of Neuroscience from 1999 to 2013, April 6, 2025, New York, N.Y.

Jack Jaffe, M.D. ’60, age 89, longtime urologist who served as lieutenant commander at the U.S. Naval Hospital in Norfolk, Va., and at hospitals in the Cleveland, Ohio, area, Dec. 23, 2024.

Paul Meissner, age 67, staff scientist in the departments of family & social medicine and of obstetrics & gynecology and women’s health at Einstein, who bolstered connections with community groups throughout the Bronx and supported numerous programs for care delivery, Oct. 12, 2024.

Constance M. Park, M.D. ’74, Ph.D., age 81, endocrinologist and faculty member at Columbia University College of Physicians & Surgeons and later at Harlem Hospital Center until her retirement in 2012, Dec. 2, 2024, Manhattan.

Shelley Roth, M.D. ’77, age 73, internist at the Kaiser Permanente San Jose/Santa Theresa (California) Department of Medicine for many years before retiring to volunteer for the International Rescue Committee and at nursing homes in Santa Clara County, Calif., April 2, 2025, Healdsburg, Calif.

Bianca Serrano, age 38, dedicated veterinary technician at the Institute for Animal Studies at Einstein for 14 years, Nov. 16, 2024.

Michael Shostak, M.D. ’68, age 94, a psychiatrist who practiced in Pittsburgh, Pa., March 13, 2025, Burgettstown, Pa.

Alessandro Giovanni Smeraldi, M.D. ’98, age 52, vascular surgeon at St. Barnabas Medical Center, Livingston, N.J., Staten Island University Hospital, and Geisinger Community Medical Center, Scranton, Pa., where he practiced for nearly 20 years, Feb. 9, 2025, Clarks Summit, Pa.  

Earle B. Weiss, M.D. ’61, age 92, pulmonary specialist based in Massachusetts who became the medical director of the Foundation for Research in Bronchial Asthma and Related Diseases at St. Vincent Hospital, Worcester, Mass., Jan. 30, 2025.

Suzanne Zukin, Ph.D., age 76, professor emerita in the Dominck P. Purpura Department of Neuroscience, the F. M. Kirby Chair in Neural Repair and Protection, and director of the Neuropsychopharmacology Center at Einstein, April 22, 2025, Philadelphia, Pa.