In that capacity, he was responsible for supervising the launch of the third series of the Restatements of the Law, which continues to the present.
He continued to write prodigiously including the ALI/UNIDROIT Principles of Transnational Civil Procedure which upon approval by the sponsoring organizations has become a model of civil procedure for international commercial disputes, and many articles, particularly on joinder, including class actions, and discovery.
2005, with Colin Tait, William A. Fletcher and Stephen Bundy), is widely used in American law schools.
2000, with William Hodes, and, after 2007, Peter R. Jarvis), a treatise on legal ethics that is updated annually.
Among Hazard's better-known students is current US Supreme Court Justice Samuel Alito.