Theodor Otto Diener
Swiss-American plant pathologist
Theodor Otto Diener was a Swiss-American plant pathologist. In 1971, he discovered that the causative agent of the potato spindle tuber disease is not a virus, but a novel agent, which consists solely of a short strand of single-stranded RNA... Wikipedia
Born: February 28, 1921, Zürich, Switzerland
Died: March 28, 2023 (age 102 years), Beltsville, MD
Award: National Medal of Science (1987)
Children: 3
Known for: Discovery of viroids