The subtitle of “4FREE” holds nothing back: It promises “art-politics-science & aesthetic survival strategies,” which is unusually programmatic for Berlin. The exhibition was conceived as a laboratory that would not just exhibit finished artwork but investigate the processes that make up artistic engagement. To do so, this independent art institution, led by Waling Boers, has made use of its home base and three other spaces to present the works and projects of twenty-four artists, architects, and groups. Following the second Berlin Biennale, it succeeded in presenting an overview exhibition that