in Public International & Comparative Law from George Washington University completed in 1969 and an LL.M.
Dellapenna has been admitted to practice as an attorney in Michigan and also for cases before the United States Supreme Court.
Professor Dellapenna's book Dispelling the Myths of Abortion History (Carolina Academic Press, 2006) was cited extensively in Justice Samuel Alito's majority opinion in Dobbs v. Jackson Women's Health Organization, which overruled Roe v. Wade.
He represented the Connecticut Water Works Association in City of Waterbury v. Town of Washington, 260 Conn. 506, 802 A.2d 1102 (2002).
Dellapenna has been Director of the Model Water Code Project of the American Society of Civil Engineers since 1996 and served as Rapporteur of the Water Resources Committee of the International Law Association from 1996 to 2004.