Antti Hietaniemi aka VJ Harmaa is a visual designer and a VJ in the Beigeharmaa duo active since 2006. In his visuals he combines audioreactive, generative, and pre-rendered abstract 3D shapes that combine into psychedelic layers as the night progresses. Antti teaches VJ performance and audiovisual content production in the Aalto university as a part of the visual communication design degree programme.