The Co-Prosperity Sphere (C-PS) is an experimental cultural center located in the neighborhood of Bridgeport. The space is used to showcase work by artists, performers and cultural workers of all stripes. The C-PS hosts exhibitions, screenings, presentations, installations, festivals, meetings, and performance programs in its 2,600+ square foot gallery. The space hosts between 30-40 events and exhibitions annually, serving over 20,000 individuals each year.

Co-Prosperity is also the home office of Public Media Institute (PMI).

PMI is a non-profit 501(c)3, community based art & culture organization with a mission is to create, incubate and sustain innovative and equitable cultural programming through the production of socially engaged projects, festivals, spaces, exhibitions, and media.

Public Media Institute was founded as and continues to be an ALAANA-led organization. PMI's board, staff, and volunteers work to bolster antiracist cultural communities, champion the work of historically oppressed artists, thinkers, activists, journalists, and other cultural producers, and nurture intentionally heterogeneous communities. PMI's spaces strive to be safer, inclusive and welcoming for all, especially publics historically unwelcome in cultural institutions.

Public Media Institute's commitment to the region’s cultural ecology and is evident through our series of programs and projects. We serve emerging and established artists, musicians, journalists, and activists from Chicago and around the world in our network of art spaces and partner organizations. 

PMI publishes several periodicals including Lumpen magazine, Materiel Magazine, and  Mash Tun Journal.

Launched in 2015, PMI's newest initiative is Lumpen Radio, ( WLPN-LP ) is on the air 24 hours a day at 105.5 fm. Lumpen Radio is a low power FM radio station built to serve  communities based in the Chicagoland area. Lumpen Radio is a collaborative effort of over 100 individuals and organizations creating original programming, talk shows, and music driven programming.

This program is partially supported by a grant from the Illinois Arts Council Agency

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