Boris Nieslony is a German performance artist, curator, archivist, and independent scholar. Since the 1970s, he has staged various installations, interventions, and artist projects. He is the co-founder of Black Market International, a performance group that meets regularly in various configurations to realize group performance projects; and he is also the instigator of the ASA Foundation, a platform for a self-organizing rhizomatic network of performance artists and theorists.