ASCO Mourns the Loss of Iconic Cancer Researcher Dr. Bayard D. Clarkson

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Abstract

ASCO and the hematology and oncology community are mourning the loss of cancer researcher Bayard D. “Barney” Clarkson, MD, BSN, OCN, FASCO. Dr. Clarkson passed away on December 30, 2025, at the age of 99.

Publication details

Publication date
9 January 2026
Document type
Dataset