McMillan served as director of the Erb Memorial Union at the
University of Oregon, was president of ACUI, and was the recipient of
the Butts-Whiting Award in 1987. In 2006, she authored a collection of
oral histories of the college union movement and ACUI titled College Union Pioneers.
This scholarship recognizes her
role as one of the first women to serve as a leader of ACUI and her commitment
to the development of women in leadership roles.
McMillan was recognized with the Butts-Whiting Award, ACUI's highest
honor, in 1987, and she served as the ACUI president in 1981.