The Cahaba Valley Church will host Dr. Loucrecia Collins, associate professor in the Department of Leadership at UAB and an expert in conflict resolution in schools, Sunday, March 21 .The class session, part of an ongoing series on diversity, will start at 9:30 a.m. Collins also will speak during regular services starting at 10:45 a.m. Info: 991-5226 or cahabavalley.org.