Associate Fried, Frank, Harris, Shriver & Jacobson, New York City, 1964—1971, partner, 1971—2003, Kirkland & Ellis LLP, New York City, since 2003. Visiting lecturer, Yale University Law School, since 1988. Member executive committee Yale Law School Association, 1990-1994.
Board overseers Tufts University Arts & Sciences, 1992-1999. Chairman Lawyers Division of United Jewish Appeal-Federation New York, 1995-1997. Board directors College Summit., 2004-2008.
Past chairman New York Lawyers Division United Jewish Appeal Federation. Member of American Bar Association (reporter committee on federal regualtion securities, section corporation, banking and 1974-1976, subcommittee since 1974), Association Bar of City of New York (secretary securities regulation committee 1971-1974, chairman subcommittee tender offers 1987-1990, securities regulation committee since 2004).