Maurice Hilleman
American vaccinologist (1919-2005) · United States · On the map · Died at 85
Maurice Ralph Hilleman was a leading American microbiologist who specialized in vaccinology and developed over 40 vaccines, an unparalleled record of productivity. According to one estimate, his vaccines save nearly eight million lives each year. He has been described as one of the most influential vaccinologists ever.
Maurice Hilleman is read about 104 times a day, in 35 languages.
A typical day, 30 days to 13 November 2026
The middle day of the days counted, so one week of news cannot move it. The line under it is the last 115 days, one point a day.
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He has been called the "father of modern vaccines". Robert Gallo called Hilleman "the most successful vaccinologist in history". He has been described by some researchers as having saved more lives than any other scientist in the 20th century.
