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Marmontel, Jean François

(Encyclopedia)Marmontel, Jean François zhäN fräNswäˈ märmôNtĕlˈ [key], 1723–99, French critic, dramatist, and story writer, contributor to Diderot's Encyclopédie. Educated by the Jesuits, he taught in J...

Poncelet, Jean Victor

(Encyclopedia)Poncelet, Jean Victor zhäNˈ vēktôrˈ pôNslāˈ [key], 1788–1867, French mathematician and army engineer. He taught at the school of mechanics at Metz and at the Faculté des Sciences and the É...

Oudry, Jean Baptiste

(Encyclopedia)Oudry, Jean Baptiste zhäN bätēstˈ o͞odrēˈ [key], 1686–1755, French animal painter. A pupil of Largillière, he became court painter to Louis XV, recording the king's hunts in his paintings an...

Piaget, Jean

(Encyclopedia)Piaget, Jean zhäNpyäˈjā [key], 1896–1980, Swiss psychologist, known for his research in developmental psychology. After receiving a degree in zoology from the Univ. of Neuchâtel (1918), Piaget'...

Fourier, Jean Baptiste Joseph, Baron

(Encyclopedia)Fourier, Jean Baptiste Joseph, Baron, 1768–1830, French mathematician and physicist. He was noted for his researches on heat and on numerical equations. He originated Fourier's theorem on vibratory ...

Kléber, Jean Baptiste

(Encyclopedia)Kléber, Jean Baptiste zhäN bätēstˈ klābĕrˈ [key], 1753–1800, French general, b. Strasbourg. A trained architect, he attended military school in Munich and served in the Austrian army from 17...

Deburau, Jean Gaspard

(Encyclopedia)Deburau or Debureau, Jean Gaspard both: zhäN gäspärˈ dəbürōˈ [key], 1796–1846, French pantomime performer, whose original name was Jan Kaspar Dvorjak, b. Bohemia. He became famous for his in...

Forain, Jean Louis

(Encyclopedia)Forain, Jean Louis zhäN lwē fôrăNˈ [key], 1852–1931, French painter, etcher, and lithographer. One of the foremost etchers of his day, Forain is best known for his political cartoons and social...

Talon, Jean Baptiste

(Encyclopedia)Talon, Jean Baptiste zhäN bätēstˈ tälôNˈ [key], 1625?–1694, intendant of New France, b. France. He entered French administrative service c.1653. In his short tenure (1665–68, 1670–72) as ...

Carrier, Jean Baptiste

(Encyclopedia)Carrier, Jean Baptiste zhäN bätēstˈ kärēāˈ [key], 1756–94, French Revolutionary. An extreme Jacobin, he demanded the establishment of a revolutionary tribunal, and, as a revolutionary repres...