The Rev. Diana K. Gates will be installed as associate pastor of the Holladay United Church of Christ, 2631 E. Murray-Holladay Road, on Sunday, Oct. 28, at 5 p.m. The Rev. Gates will read a paper on ministry and theology at 4 p.m. and a potluck dinner will be held in her honor following the 5 p.m. service. Most recently, the Rev. Gates served as student pastor at Columbine United Church in Littleton, Colo.