John R. Cahill is both a litigator and a transactional lawyer. He has handled many commercial transactions as well as a wide range of commercial litigations, including investment, insurance, employment, and publishing matters. In addition to a long career as an art lawyer in private practice where he was involved in billions of dollars in transactions and successfully handled many important litigations (e.g., Knoedler forgery cases, the Sammons fraud case, and many others), John has served as the General Counsel of Phillips and as the Chief Commercial Officer of Sotheby’s. At Sotheby’s, John was responsible for the company’s auction and private sales; in addition, he oversaw Sotheby’s Financial Services, which serviced a large loan portfolio secured by art. John has lectured and written widely on art law, was the Chair of the New York City Bar’s Art Law Committee, was Counsel to the Appraiser’s Association of America, and has taught art law in both Sotheby’s and Christie’s degree programs.