A new documentary examines worker-owned cooperative businesses, from a huge complex in Spain to small start-ups here in the Bay Area.

Filmmakers Mark Dworkin and Melissa YoungCo-ops were already a well-established form of enterprise long before they were embraced by the counterculture of the 1960s. Yet the way they are perceived politically is surprisingly divers, observes filmmaker Mark Dworkin.

Mondragon is a conspicuous example of established co-ops nurturing the creation of new ones. But there are numerous instances, Dworkin points out, including a relatively new one here in the Bay Area:  Women's Action to Gain Economic Security, or WAGES.

Shift Change is being shown at the Sebastiani Theater in Sonoma on Monday, Jan. 28 at 7:30, sponsored by the Praxis Peace Institute.