(1870) American medical missionary Ida S. Scudder is born. She is known for helping to fight against bubonic plague, cholera and leprosy, and starting one of Asia’s first teaching hospitals.
(1938) Greek epidemiologist, oncologist, and academic Dimitrios Trichopoulos are born. He was a professor at Harvard, lecturing and researching about cancer prevention and prevalence.
(1979) The first and only human disease ever to be driven to extinction occurs, with the complete eradication of the smallpox virus