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 subject in 1910 with the help of "haham" Moses Gaster, who asked for papers from Herbert Samuel, the minister. He revered Britain but relentlessly pursued Jewish freedom. Weizmann was head of the Democratic Fraction of Zionism, whose radical aims alienated the London politicals. He was "pre-eminently what the Jewish people call folks-mensch...a man of the people, of the masses, not of a elite, a leader in whose breast beat the common heart of a man". Typically a sturdy yeoman, with a dome-shaped forehead, a short dark beard covering cheeks and jawline. This Belarus man from Motol had attended all but