The University of Mount Union Concert Choir, under the direction of Dr. Grant W. Cook III, will perform Tuesday, May 13, at 7:30 p.m., at Nichols United Methodist Church, 35 Shelton Road, Trumbull. The performance is free and open to the public. The program includes works by Dietrich Buxtehude, Johann Pachelbel, Daniel Elder, Stephen Chatman, and Dan Forrest, among others. In addition, the program includes arrangements of traditional spirituals by Moses Hogan and Eugene Thamon Simpson.