Mr. Sheehan, now serving as ABC's General Counsel while also maintaining a solo law practice, was for many years Chair of the Appellate Litigation Practice Group at Goodwin Procter LLP. He has briefed and argued cases in the U.S. Supreme Court and many federal courts of appeals, many state supreme and intermediate appellate courts, and before arbitration panels. He served as an Assistant to the Solicitor General in the Department of Justice and as Deputy General Counsel in the Department of Defense. Mr. Sheehan received a BA from Yale and JD from the University of Pennsylvania Law School, where he was Editor in Chief of the Law Review. He was a law clerk to Judge J. Edward Lumbard on the federal Court of Appeals for the Second Circuit.