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Sperry, Roger Wolcott

(Encyclopedia)Sperry, Roger Wolcott, 1913–94, American biologist, b. Hartford, Conn., Ph.D. Univ. of Chicago, 1941. He studied zoology before teaching biology at the Univ. of Chicago (1946–52) and the Californi...

Peterson, Roger Tory

(Encyclopedia)Peterson, Roger Tory, 1908–96, American ornithologist, writer, and illustrator, b. Jamestown, N.Y. He became famous with his best-selling pocket-sized Field Guide to the Birds (1934) and is known fo...

Du Gard, Roger Martin

(Encyclopedia)Du Gard, Roger Martin: see Martin du Gard. ...

Guillemin, Roger Charles Louis

(Encyclopedia)Guillemin, Roger Charles Louis gēyəmăNˈ [key], 1924–, French-American physiologist, b. Dijon, France. Educated in France, he fought for the resistance during World War II. He taught primarily at...

Martin du Gard, Roger

(Encyclopedia)Martin du Gard, Roger rôzhāˈ märtăNˈ də gär [key], 1881–1958, French novelist. Long associated with the Nouvelle Revue française, he first gained recognition with Jean Barois (1913), a nove...

Casement, Sir Roger David

(Encyclopedia)Casement, Sir Roger David, 1864–1916, Irish revolutionary. While in British consular service, he exposed (1904) the atrocious exploitation of wild-rubber gatherers in the Congo (thus helping to brin...

Van der Weyden, Roger

(Encyclopedia)Van der Weyden, Roger: see Weyden, Roger van der. ...

Weyden, Roger van der

(Encyclopedia)Weyden, Roger van der vän dər vīˈdən [key], c.1400–1464, major early Flemish master, known also as Roger de la Pasture. He is believed to have studied with Robert Campin. His early works also s...

Roger van der Weyden

(Encyclopedia)Roger van der Weyden: see Weyden, Roger van der. ...

Roger Williams National Memorial

(Encyclopedia)Roger Williams National Memorial: see National Parks and Monuments (table)national parks and monuments (table). ...