Piersol, Lawrence L. Born 1940 in Vermillion, SD Federal Judicial Service: Judge, U.S. District Court, District of South Dakota Nominated by William J. Clinton on August 6, 1993, to a seat vacated by Donald J. Porter. Confirmed by the Senate on November 20, 1993, and received commission on November 22, 1993. Served as chief judge, 1999-2005. Assumed senior status on July 31, 2009. Education: University of South Dakota, B.A., 1962 University of South Dakota School of Law, J.D., 1965 Professional Career: U.S. Army, JAG Corps, 1965-1968 Private practice, Sioux Falls, South Dakota, 1968-1993