Bennett, Mark W. Born 1950 in Milwaukee, WI Federal Judicial Service: Judge, U.S. District Court, Northern District of Iowa Nominated by William J. Clinton on June 21, 1994, to a seat vacated by Donald E. O`Brien. Confirmed by the Senate on August 9, 1994, and received commission on August 26, 1994. Served as chief judge, 1999-2006. Assumed senior status on June 4, 2015. U.S. Magistrate Judge, U.S. District Court, Southern District of Iowa, 1991-1994 Education: Gustavus Adolphus College, B.A., 1972 Drake University Law School, J.D., 1975 Professional Career: Private practice, Des Moines, Iowa, 1975-1991 General counsel, Iowa Civil Liberties Union, 1975-1989 Supervising attorney, Drake University Law School, Legal Ethics Clinic, 1981-1983 Lecturer in law/trial advocacy, University of Iowa College of Law, 1984-1985 Special prosecutor, Committee of Professional Ethics and Conduct of the Iowa State Bar, 1987 Instructor, Drake University Trial Advocacy Institute, 1987-1989