Other members of the (APC) are Thorsten Ebeling, Heinz Hausmann, Bertram Jesdinsky, Otto Müller, Ulrich Sappok.
In 2008 he was appointed Visiting Professor of Painting at the College Of Fine Art from Kyung -Hee University in Seoul, Korea.
In the winter semester 2010/2011, he took a temporary professorship (Free graphic design and painting, Class Alexander Roob) at the State Academy of Fine Arts in Stuttgart, Germany.
In 2012, he participated in a two-month stay in Chongqing, China in the context of an artist's exchange program of the city of Düsseldorf.
This reflects, inter alia, to including his experiences contradict with the Düsseldorf artist group Anarchist padded cell.