Ozzie Guillén
Cooper became the White Sox pitching coach in July 2002, replacing Nardi Contreras. With the departure of Ozzie Guillén on September 26, 2011, and Joey Cora on September 27, 2011, Cooper became the 38th manager of the White Sox, filling the role for the final two games of the 2011 season before yielding the position to Robin Ventura.