Paul J Sirkis is an associate at Simpson Thacher & Bartlett in the firm's litigation department. He regularly counsels clients in connection with mergers and other matters before the Antitrust Division of the Department of Justice and the Federal Trade Commission. He also represents clients in private antitrust as well as securities and shareholder litigation. Mr Sirkis joined Simpson Thacher in 2005. He received his BA from York University, Toronto, and his LLB from Osgoode Hall Law School in 1998. He received his LLM from New York University School of Law in 2005, where he was also awarded the Betty Bock Prize in Competition Policy.