sentences:  The Barry Switzer Center, dedicated on April 24, 1999, was named after OU’s all-time winningest head football coach.During Summer 2015 the Switzer Center was demolished as part of the expansion of Gaylord Family Oklahoma Memorial Stadium.In Barry Switzer’s 16 seasons as the Oklahoma Sooners head football coach, the team won three national championships, 12 Big Eight Conference championships and eight bowl games in 13 appearances.