Kenrick (William), LL.D., English author, b. near Watford, Herts, about 1720. In 1751 he published, at Dublin, under the pen-name of Ontologos, an essay to prove that the soul is not immortal. His first poetic production was a volume of Epistles, Philosophical and Moral (1759), addressed to Lorenzo; an avowed defence of scepticism. In 1775 he commenced the London Review, and the following year attacked Soame Jenyns's work on Christianity. He translated some of the works of Buffon, Rousseau, and Voltaire. Died 10 June 1779. Kerr (Michael Crawford) American statesman, b. Titusville, Western Pennsylvania, 15 March 1827. He was member of the Indiana Legislature '56, and elected to Congress in '74 and endeavoured to revise the tariff in the direction of free-trade. Died Rockbridge, Virginia, 19 Aug. 1876, a confirmed Freethinker and Materialist. Ket, Kett, or Knight (Francis), of Norfolk, a relative of the rebellious tanner. He was of Windham and was an M.A. He was prosecuted for heresy and burnt in the castle ditch, Norwich, 14 Jan. 1588. Stowe says he was burnt for "divers detestable opinions against Christ our Saviour." Khayyam (Omar) or Umar Khaiyam, Persian astronomer, poet, b. Naishapur Khorassan, in the second half of the eleventh century, and was distinguished by his reformation of the calendar as well as by his verses (Rubiyat), which E. Fitzgerald has so finely rendered in English. He alarmed his contemporaries and made himself obnoxious to the Sufis. Died about 1123. Omar laughed at the prophets and priests, and told men to be happy instead of worrying themselves about God and the Hereafter. He makes his soul say, "I myself am Heaven and Hell." Kielland (Alexander Lange), Norwegian novelist, b. Stavanger, 18 Feb. 1849. He studied law at Christiania, but never practised. His stories, Workpeople, Skipper Worse, Poison, and Snow exhibit his bold opinions. Kleanthes. See Cleanthes. Klinger (Friedrich Maximilian von), German writer, b. Frankfort, 19 Feb. 1753. Went to Russia in 1780, and became reader to the Grand Duke Paul. Published poems, dramas, and romances, exhibiting the revolt of nature against conventionality. Goethe called him "a true apostle of the Gospel of nature." Died at Petersburg, 25 Feb. 1831.