In Memoriam

Pelayo Correa, MD, FAACR, a longtime AACR member and Fellow of the AACR Academy whose work defining the histological stages of the development of gastric cancer fundamentally advanced our understanding of the pathology, epidemiology, and prevention of the disease, died November 20, 2025, at the age of 98.

James D. Watson, PhD, FAACR, a Fellow of the AACR Academy who shared the 1962 Nobel Prize in Medicine or Physiology for the discovery of the double helix structure of DNA, died November 6, 2025. He was 97 years old.

Edward Chu, MD, MMS, director of the Montefiore Einstein Comprehensive Cancer Center (MECCC) and a member of the AACR since 1988, died November 11, 2025, at the age of 66.

Brian A. Van Tine, MD. PhD, director of the sarcoma program at the Siteman Cancer Center of Washington University at St. Lous, died November 8, 2025. He was 53 years old.

Bert W. O’Malley, MD, FAACR, chancellor of Baylor College of Medicine who was known for his research in molecular endocrinology, died November 11, 2025. He was 88 years old.

Hamilton O. Smith, MD, FAACR, a microbiologist who shared the Nobel Prize for Medicine or Physiology in 1978 for the discovery of enzymes that serve as “scissors” for reliably cutting DNA, died October 25, 2025. He was 94 years old.

Sir John B. Gurdon, DPhil, FAACR, emeritus professor of cell biology at Cambridge University who shared the Nobel Prize for Physiology or Medicine in 2012 for his discovery that mature adult cells can be reprogrammed to a pluripotent state, died October 7, 2025. He was 92 years old.

Malcolm A.S. Moore, DPhil, an emeritus member of the Cell Biology Program in the Sloan Kettering Institute in New York, and a member of the AACR since 1981, died September 23, 2025. He was 81 years old.

David Baltimore, PhD, FAACR, a Fellow of the AACR Academy and recipient of the 1975 Nobel Prize for Medicine or Physiology whose discoveries had a profound impact on molecular biology and the science of cancer, died September 6, 2025. He was 87 years old

Bonnie J. Addario, a retired businesswoman, lung cancer survivor, and AACR member who founded two organizations to support patients and foster research on the disease, died August 25, 2025. She was 77 years old.

Harvey M. Golomb, MD, retired professor and former chair of the Department of Medicine at the University of Chicago, and a member of the AACR since 1978, died August 20, 2025. He was 82.

Thomas W. Kensler, PhD, a trailblazer in cancer prevention who was among the first to conduct Westernized human clinical trials in China, died July 11, 2025, following an accident while hiking on Mont Blanc in France. He was 76 years old.

Thomas M. Mack, MD, a professor of preventive medicine and pathology at the University of Southern California (USC) and an emeritus member of the AACR, died June 22, 2025. He was 89 years old.

Susanne M. Gollin, PhD, professor emerita of human genetics at the University of Pittsburgh School of Public Health, died April 6, 2025. She was 71.

Eva Klein, MD, PhD, FAACR, professor emerita of tumor biology at the Karolinska Institute in Sweden and a pioneer in cancer immunology and virology, died January 19, 2025, at the age of 99.

Masaaki Tamura, DVM, PhD, long-time Kansas State University College of Veterinary Medicine professor, and an emeritus member of the AACR, died January 16, 2025. He was 75.

Kenneth H. Cowan, MD, PhD, a longtime AACR member who served for 24 years as director of what is now the Nebraska Medicine Fred & Pamela Buffett Cancer Center in Omaha, died December 15, 2024. He was 77 years old.