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Gregory, James

(Encyclopedia)Gregory, James, 1638–75, Scottish mathematician. He invented a reflecting telescope (1661), which he described in his Optica promota (1663). In 1668 he became professor of mathematics at the Univ. o...

Peck, Gregory

(Encyclopedia)Peck, Gregory, 1916–2003, American movie actor, b. La Jolla, Calif., as Eldred Gregory Peck. Peck studied at New York's Neighborhood Playhouse and debuted on Broadway in The Morning Star (1942) and ...

Leo XIII, pope

(Encyclopedia)Leo XIII, 1810–1903, pope (1878–1903), an Italian (b. Carpineto, E of Rome) named Gioacchino Pecci; successor of Pius IX. Ordained in 1837, he earned an excellent reputation as archbishop of Perug...

Schism, Great

(Encyclopedia)Schism, Great, or Schism of the West, division in the Roman Catholic Church from 1378 to 1417. There was no question of faith or practice involved; the schism was a matter of persons and politics. Sho...

Fontana, Lavinia

(Encyclopedia)Fontana, Lavinia, 1552–1614, Italian painter, daughter of Prospero Fontana, who trained her in the Mannerist style. Noted for her sensitivity in color and detail, she was a fashionable portrait pain...

Sixtus V

(Encyclopedia)Sixtus V, 1521–90, pope (1585–90), an Italian (b. near Montalto) named Felice Peretti; successor of Gregory XIII. He entered the Franciscan order in early youth. After ordination (1547) he became ...

Muziano, Girolamo

(Encyclopedia)Muziano, Girolamo jērōˈlämō mo͞otsyäˈnō [key], c.1528–1592, Italian mannerist painter, also known as Girolamo Bressano. His large painting, The Resurrection of Lazarus (Pinacoteca, Vatican)...

Gregory I, Saint

(Encyclopedia)Gregory I, Saint (Saint Gregory the Great), c.540–604, pope (590–604), a Roman; successor of Pelagius II. A Doctor of the Church, he was distinguished for his spiritual and temporal leadership. Hi...

Gregory II, Saint

(Encyclopedia)Gregory II, Saint, d. 731, pope (715–31), a Roman; successor of Constantine. When Byzantine Emperor Leo III tried to impose iconoclasm in Italy by an imperial edict, Gregory answered that the empero...

Gregory VII, Saint

(Encyclopedia)Gregory VII, Saint, d. 1085, pope (1073–85), an Italian (b. near Rome) named Hildebrand (Ital. Ildebrando); successor of Alexander II. He was one of the greatest popes. Feast: May 25. Gregory's co...