11/24/2009 12:00:00 AMU.S. Navy Secretary Ray Mabus, former governor of Mississippi will give a public lecture and the commencement address at the doctoral ceremony Dec. 18. Department of Integrative Studiesstory Alumni are invited to campus to hear U.S. Navy Secretary Ray Mabus, former governor of Mississippi, give a public lecture at 1 p.m. Dec. 18 in the University Union Lyceum. He will then give the commencement address at the doctoral ceremony at 7 p.m. that day in the Murchison Performing Arts Center. Michael Monticino, dean of UNT’s Toulouse School of Graduate Studies, says Mabus is an excellent role model for students and a staunch supporter of education. UNT regularly hosts diverse speakers such as Big Coal author Jeff Goodell, former Mexican President Vicente Fox and former U.S. Secretary of State Madeleine Albright.