Trustees of LifeWay Christian Resources unanimously approved the election of Thom S. Rainer to become the ninth president of the Southern Baptist entity Sept. 12. As president-elect, Rainer — an Alabama native — will begin working alongside LifeWay President James T. Draper Jr. Oct. 17 until Draper’s retirement Feb. 1, 2006. “This is a great day for all Southern Baptists…