Was a partner, in New York and London, for almost three decades (and is now Senior Counsel) at the global law firm Sullivan & Cromwell LLP. Bill and his wife Cassie Murray have been seasonal, and more recently permanent, residents of the Vineyard since 1968. They built a home near Cedar Tree Neck in the mid-1990s and now split their time between the Vineyard and New York City. In addition to being a director of Sheriff’s Meadow, Bill is a member of the governing boards (and executive committees) of The Posse Foundation and the Sundance Institute and was formerly chair of the board of trustees of Vassar College, a Commissioner on the U.S.-U.K. Fulbright Commission, and a member of the governing boards of the American School in London, the Conference of Board Chairs of Independent Liberal Arts Colleges and Global Citizen Year and a co-founder and director of the American Friends of the British Museum. He has also worked in recent years with partners on a venture to provide finance to African students at U.S. universities. Bill is a graduate of Vassar College and New York University School of Law, and was a Fellow in the Advanced Leadership Initiative at Harvard University. Bill and Cassie have three grown children who spent their childhood summers on Martha’s Vineyard and who return to the Vineyard as often as they can.