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John Henry

(Encyclopedia)John Henry, legendary African American famous for his strength, celebrated in ballads and tales. In the most popular version of the story, John Henry tries to outwork a steam drill with only his hamme...

Wallis, John

(Encyclopedia)Wallis, John wŏlˈĭs [key], 1616–1703, English mathematician. He was Savilian professor of geometry at Oxford from 1649. He systematized the use of formulas, introduced the symbol ∞ for infinity...

Bouvier, John

(Encyclopedia)Bouvier, John bo͝ovērˈ [key], 1787–1851, American writer on law, b. France. He emigrated to Philadelphia in 1802 with his parents and later was a lawyer and journalist in Pennsylvania. His Law Di...

Baldessari, John

(Encyclopedia)Baldessari, John (John Anthony Baldessari), 1931–2020, American artist, b. National City, Calif., grad. San Diego State College (now Univ.; B.A., 1953; M.F.A., 1957). A founder of conceptual art, he...

Toland, John

(Encyclopedia)Toland, John tōˈlənd [key], 1670–1722, British deist, b. Ireland. Brought up a Roman Catholic, Toland became a Protestant at 16. He studied at Glasgow, Edinburgh, and Leiden and after 1694 lived ...

Clare, John

(Encyclopedia)Clare, John, 1793–1864, English poet. A romantic poet who wrote shortly after the vogue for such verse, he had a profound and singular gift for capturing nature in exquisitely specific detail. The s...

Hunyadi, John

(Encyclopedia)Hunyadi, John ho͝onˈyŏdĭ [key], Hung. Hunyadi János, c.1385–1456, Hungarian national hero, leader of the resistance against the Ottomans. He was chosen (1441) voivode [governor] of Transylvania...

Gerson, John

(Encyclopedia)Gerson, John (Jean Charlier de Gerson) gûrˈsən; zhäN shärlyāˈ də zhârsôNˈ [key], 1363–1429, French ecclesiastical statesman and writer. He studied (1377–94) under Pierre d'Ailly at the ...

Wyclif, John

(Encyclopedia)Wyclif, Wycliffe, Wickliffe, or Wiclif, John all: wĭkˈlĭf [key], c.1328–1384, English religious reformer. A Yorkshireman by birth, Wyclif studied and taught theology and philosophy at Oxford. He ...

Udall, John

(Encyclopedia)Udall, Udal yo͞oˈdəl, yo͞ovˈdāl [key], 1560?–1592, English clergyman, educated at Cambridge. He adopted Puritan sympathies and aided John Penry in issuing the anticlerical pamphlets published ...