Mike and Debi Zimmerman of Garden City announce the engagement of their daughter, Erin Zimmerman, to Justin Olson. He is the son of Pat and Fred Olson of St. George.

The bride-to-be graduated from Garden City High School and from Kansas State University with a bachelor's degree in communication studies. She is a teller supervisor at Kansas State University Federal Credit Union.

Her fiance graduated from Rock Creek Senior High School and attended Highland College. He is a supervisor for Bayer Construction.

They plan to marry April 21, 2012, at St. Thomas More Catholic Church in Manhattan.