Gus and Hilde Quadrizius of Niagara-on-the-Lake, Ontario, Canada, announce the engagement of their daughter, Sharon Marie Quadrizius, to William Ryan Franz, son of Bill and Donna Franz and the grandson of Betty Franz of Thayer, Mo., and Iona Cameron of Springfield, Mo.
The bride-elect is a graduate of Brock University and will graduate from Washington University with her doctorate in audiology in May.
The prospective groom is a 1994 graduate of Thayer High School, 1998 graduate of University of Missouri-Rolla in computer science and earned a master's degree in computer science from UMR in 2000. Ryan is lead software engineer for Flight Safety International in St. Louis.
Wedding vows will be exchanged at Providence Reformed Presbyterian Church in St. Louis on Oct. 11 at 2 p.m. and the couple will make their home in Maryland Heights, Mo.
All family and friends are invited to attend.