Ann Evans served on the Davis City Council from 6/20/1982 to 6/20/1990; served as mayor from 1984 to 1985. Ann was also one of the founding members of the Davis Food Co-op, which grew out of an informal buying club initially established by the residents of the on campus co-ops in spring 1972. Ann was instrumental in maintaining orders over the summer months, and as orders grew a core group of individuals estalished a structure and named themselves "The People's Food Conspiracy." The Davis Food Co-op now does about $18 million in business annually. Concomitant with the establishment of the Davis Food Co-op, Ann co-founded the Davis Farmers Market in 1975; for the first six months of Davis Farmers Market operation, the Co-op agreed to purchase any unsold produce from the ten local farmers who first participated in the market.

Ann Evans is now a nutrition education consultant with the California Department of Education assisting school districts in developing a hands-on, "full-circle" environmental learning experience for children from the garden to cafeteria and back. A food writer as well, Evans has written a biweekly column on food and agriculture titled "Fork in the Road" for The Davis Enterprise. Other positions Ann Evans has held or currently holds are listed below.