Law clerk to judge J. Skelly Wright United States Court Appeals (District of Columbia circuit), Washington, 1981-1982. Law clerk to justice John Paul Stevens United States Supreme Court, 1982-1983. Associate Wilmer, Cutler & Pickering, 1983-1988, partner, 1989-1993.
General counsel Export-Import Bank United States, 1993-1995. Vice president, general counsel International Finance Corporation (World Bank Group), Washington, 1995—2002. General counsel Taconic Capital Advisors LP, New York City, since 2007.
Lecturer law Harvard University, Cambridge, Massachusetts, 1989-1990, 92, Yale University, New Haven, Connecticut, 1991.