Jeffrey is Executive Vice President, General Counsel, and Corporate Compliance Officer of Pfizer, Inc., and also serves as a member of the Pfizer Leadership Team, the company's governing management committee. He is a board member of the Atlantic Legal Foundation, the Brennan Center for Justice, Corporate ProBono.org, the U.S. Chamber of Commerce Institute for Legal Reform, the Legal Aid Society, the Manhattan Theatre Club and the New York Philharmonic. Jeffrey is also a member of the Association of General Counsel, the Civil Justice Reform Group, the Corporate Executive Board General Counsel Roundtable, the Lex Mundi Client Advisory Council, the Mentor Group, the General Counsel Committee of the National Center for State Courts, and the RAND ICJ Board of Overseers. Prior to joining Pfizer, he had distinguished careers at McDonalds and General Electric, as well as in private practice and as a law clerk to U.S. Supreme Court Justice William J. Brennan, Jr., and to Judge David L. Bazelon of the U.S. Court of Appeals for the DC Circuit, and also worked at the Federal Communications Commission.