Chaim L. Pekeris joined the Weizmann Institute as head of its Department of Applied Mathematics in 1949. He died in Rehovot, Israel on February 24, 1993. Chaim L. Pekeris Chaim Leib Pekeris (June 15, 1908 – February 24, 1993) was an Israeli-American physicist and mathematician. He made notable contributions to geophysics and the spectral theory of many-electron atoms, in particular the Helium atom. He was also one of the designers of the first computer in Israel, WEIZAC. Pekeris was born in Alytus, Vilna Governorate. With the assistance of his uncle, Pekeris and his two brothers emigrated to the United States around 1925. He
Chaim Weizmann day, which was a Sunday." They finally met on 28 January 1917, "Dr Weizmann...should take the leading part in the negotiations", was Sykes response. Weizmann was determined to replace the Chief Rabbi as Jewish leader of Zionism. He had the "matter in hand" when he met Sokolow and Malcolm at Thatched House on Monday 5 February 1917. Moses Gaster was very reluctant to step aside. Weizmann had a considerable following, yet was not involved in the discussions with Francois Georges-Picot at the French embassy: a British Protectorate, he knew would not require French agreement. Furthermore, James de Rothschild proved a