Marcel Weber, also known as MFO, is an artist directing audio-visual performances, stage and space designs, video works and installations. He is part of Berlin’s Atonal festival team as director for lights and visuals and a longtime collaborator of Unsound festival. He collaborated with names such as Ben Frost, Roly Porter, Tim Hecker, Stars of the Lid, Kara-Lis Coverdale and Liz Harris (Grouper).