After a Master in History and Arts Christian has first worked as a journalist. Between 1998 and 2005 he was commissioning editor for ARTE. From 2005 to 2012 he worked as producer in Paris and Berlin for interscience film, docdays productions, SUMO Film and Artline Films. In 2012 he co-founded YUZU Productions. He has produced more than 40 documentaries. Christian was mentoring over the last 20 years at various documentary events (IDFAcademy, MIADoc, Lisbon Docs, Visions du Réel, La Fémis, Sunny Side, East Doc Platform, Doc Lab Poland…). He was a member of the IDFA Jury in 2017 and Head of International Industry at FIPADOC International Documentary Festival for the 2020 and 2021 editions. He is a member of the ARTE-Jury of the Duisburger Filmwoche (2019-2021).