Chaim Weizmann institute was a global success attracting scientists from all over the Diaspora. In 1949 there were 20 researchers, twenty years later there were 400 and 500 students. The Honourable Chaim Weizmann met with United States President Harry Truman and worked to obtain the support of the United States, they discussed emigration, for the establishment of the State of Israel. The President lived at Rehovot, where he regularly received the Prime Minister David Ben-Gurion into his garden. He was denied any actualisation of the political role he had hoped for by the Left. He had to be consoled with the Weizmann
Howard Weizmann as Senior Vice President for European Business Operations and Human Resources for Digex, Inc. Prior to his tenure at Digex, Weizmann was the Managing Consultant of Watson Wyatt's (a human resource consulting firm which is today, Towers Watson) Washington, Richmond and Philadelphia offices. Weizmann also served as a Vice President of Aetna Life Insurance. From 1988 until 1992 Weizmann was the Executive Director of the American Benefits Council, a trade association which actively supports the employer-sponsored pension and health systems. Weizmann was also a lawyer and executive with Sun Company (Sunoco) during the 1980s and spent several years as an