After graduate school, she worked for several years with the Peace Corps in Africa, and also studied community organizing and urban planning at Wayne State University.
In 1962 Guy joined the Peace Corps and was among the first group of volunteers invited to Cote d’Ivoire, West Africa.
[4] In 1967-68 she enrolled in the MSW program at Wayne State University, where she studied community organizing and urban planning.
[5][2][6] Guy also advocated for women's access to health care in San Francisco, including family planning and abortion services.
[2] In 2014 the San Francisco Health Commission adopted a "Resolution Recognizing the Life & Legacy of Roma Guy".