Andrei Ujică is a screenwriter and director. Together with Harun Farocki, he created Videograms of a Revolution, a film which has become a benchmark work when referring to the relationships between political power and the media and the end of the Cold War. His next work, Out of the Present, told the story of the cosmonaut Sergei Krikalyov who spent ten months on board MIR before the Soviet Union collapsed. His latest work, Unknown Quantity, creates a fictional conversation between Paul Virilio and Svetlana Alexievich, author of Voices from Chernobyl, exploring the witness' protocol and the generation of history into catastrophe. Ujică is professor of film at the Karlsruhe University of Arts and Design. He is founder and director of the ZKM Film Institute.