Sidney Dillon Ripley
✓ Source-basedfallingAmerican ornithologist and 8th Secretary of the Smithsonian (1913-2001)
Sidney Dillon Ripley II was an American ornithologist and wildlife conservationist. He served as secretary of the Smithsonian Institution for 20 years, from 1964 to 1984, leading the institution through its period of greatest growth and expansion.
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About this person
Sidney Dillon Ripley II was an American ornithologist and wildlife conservationist. He served as secretary of the Smithsonian Institution for 20 years, from 1964 to 1984, leading the institution through its period of greatest growth and expansion. For his leadership at the Smithsonian, he was awarded the Presidential Medal of Freedom by Ronald Reagan in 1985.
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