Ralph H. Christoph is the co-founder of the c/o pop festival in Cologne. He was the program director for the festival from 2004 til 2007. Since then he is responsible for the international relationships and the strategic development of this festival. Other projects he has been in charge of are: fC’n’B - Creativity & Business Convention, c/o pop Convention and INTERACTIVE Festival, an platform for digital trends and ideas. He has initiated and curated projects in countries such as India, China, or Brazil. Ralph H. Christoph worked also as an editor (SPEX magazine) and published and translated several books. While DJing since the late 1980's, he also founded the Cologne based Club Studio 672 in 1998.