Richard J. Ablin (Researcher)

Richard J. Ablin is an American researcher and pathologist best known for his discovery of the prostate-specific antigen (PSA) test, which measures levels of PSA in the blood as a way to screen for prostate cancer. Although initially hailed as a breakthrough, Ablin later expressed concerns that the PSA test can lead to overdiagnosis and unnecessary treatments. He advocates for more informed decision-making regarding prostate cancer screening, highlighting the importance of understanding both the benefits and limitations of medical tests. His work has significantly influenced the discussion around cancer detection and patient care.