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 massive decline from the high of 200,000 reached during the peak Brandeis years. In summer 1930, these two factions and visions of Zionism, would come to a compromise largely on Brandeis's terms, with a restructured leadership for the ZOA. An American view is Weizmann persuaded the British cabinet to support Zionism by presenting the benefits of having a presence in Palestine in preference to the French. Imperial interests on the Suez Canal as well as sympathy after the Holocaust were important factors for British support. Jewish immigration was purposely limited by the British administration. Weizmann agreed with the policy but