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 during World War I, Weizmann was director of the British Admiralty laboratories from 1916 until 1919. In April 1918 at the head of the Jewish Commission, he returned to Palestine to look for "rare minerals" for the British war effort in the Dead Sea. Weizmann's attraction for British Liberalism enabled Lloyd George's influence at the Ministry of Munitions to do a financial and industrial deal with Imperial Chemical Industries (ICI) to seal the future of the Zionist homeland. Tirelessly energetic Weizmann entered London again in later October to speak for a solid hour with the Prime Minister, propped by "The