Joseph Ivor Silk FRS is a British-American astrophysicist. He was the Savilian Chair of Astronomy at the University of Oxford from 1999 to September 2011.
Silk in 2015
Savilian Professor of Astronomy
The position of Savilian Professor of Astronomy was established at the University of Oxford in 1619. It was founded by Sir Henry Savile, a mathematician and classical scholar who was Warden of Merton College, Oxford, and Provost of Eton College. He appointed John Bainbridge as the first professor, who took up his duties in 1620 or 1621.
Sir Henry Savile, founder of the professorship
John Greaves, professor 1643–1648, also an Orientalist who surveyed the Great Pyramid of Giza.
Seth Ward, professor 1649–1660 and later Bishop of Salisbury
The architect Christopher Wren (painted here by Sir Godfrey Kneller in 1711) was astronomy professor from 1661 to 1673.