Eli Solomon Jacobs, an attorney and businessman, attended Yale University, receiving his undergraduate degree in 1959 and a law degree in 1962. He worked for the investment bank White, Weld & Co. in New York City from 1964 to 1971, becoming a general partner in 1968. He continued in investment banking and other business ventures after leaving the firm. In 1965, he was named to the Mayor’s Task Force on Urban Design and the Mayor’s Task Force on Development of Roosevelt Island, both in New York City. He was also majority owner of the Baltimore Orioles baseball team in the early 1990s, during which time the Camden Yards baseball park was built. He has been extensively involved in defense and intelligence matters, including affiliations with the Defense Policy Board, the Academy of Political Science, the Association of Intelligence Officers, and the Council on Foreign Relations. Jacobs served as an appointed member of the General Advisory Committee of the United States Arms Control and Disarmament Agency under President Ronald Reagan.