Harvey J. Alter

Harvey J. Alter is an American virologist best known for his significant contributions to the discovery of the hepatitis C virus. His research, conducted alongside colleagues, paved the way for blood screening methods that greatly reduce the risk of transmitting the virus through transfusions. This work has had a profound impact on public health, improving safety in medical practices worldwide. In recognition of his achievements, Alter was awarded the Nobel Prize in Physiology or Medicine in 2020, highlighting his role in advancing our understanding of viral infections and their effects on human health.