Professor Tague’s principal areas of expertise are evidence, criminal procedure, criminal law, and professional responsibility. Since joining the Law Center faculty in 1976, he has also served as the Scholar in Residence of Kings College in London, as visiting professor at the Universities of New South Wales and Melbourne and at New York University Law School, twice as visiting professor for San Diego Law School’s summer law programs in Oxford and in Dublin, and once for its program in Paris, twice at GULC’s Summer Law Program in Florence, and eight times as director of GULC’s summer program in London. He practiced law for over four years as a lawyer with the Public Defender’s Office in Alameda County, California and for two years with the San Francisco firm of Howard and Prim, and clerked for J. Walter Mansfield, then of the District Court in the Southern District of New York. He is active in the American Bar Association, having served as chair of the Committee on Defense Counsel Competency and as vice-chair of the Committees on Professional Responsibility and on Rules of Criminal Procedure and Evidence. He has published a book about the practice of criminal law by barristers in England, and numerous articles in the areas of professional ethics, evidence, and criminal defense.