Shaddle was born on December 21, 1928, in Hinsdale, Illinois. She attended
Oberlin College for a short while before transferring to the
School of the Art Institute of Chicago where she received her BFA in 1954 and her MFA in 1972. In 1954, Shaddle married artist and curator
Don Baum, with whom she had two children. Shaddle and Baum separated in 1970. Shaddle taught at
Hyde Park Art Center for over 50 years She also taught at Old Town Art Center (1978–1985) and the Triangle Art Center (1978–1979). Shaddle died on November 27, 2017. ==Art==