Miss Winzenburg graduated from the University of Minnesota with a bachelor's degree in sociology and psychology. She is a social worker with Lutheran Family Services in Denver.
Mr. Christoff graduated from Youngstown State University with a bachelor's degree in education. He is a teacher with the Denver Public Schools and is currently pursuing a master's degree in administration at the University of Denver.
The couple will be married at the Denver Botanic Gardens Sept. 6.
ASHLEY WINZENBURG and MICHAEL J. CHRISTOFF