2001
Numerous exhibitions and publications on the occasion of his 70th birthday, also in Teheran. Lectures in Teheran Museum of Contemporary Art and in Schiraz at the German Cultural Days

2003
The graphic suite Über die Glückseligkeit und über das Licht according to verses from al-Ghazali, pictures by Heinz Mack

2004
The artist receives the Große Bundesverdienstkreuz der Bundesrepublik Deutschland (First time awarded) in recognition of his works and his commitment as a cultural representative.

2006/07
Large exhibition in the Pergamonmuseum in Berlin with the title Transit zwischen Okzident und Orient, working aspects 1950-2006

2008
Lectures at the Milwaukee Art Museum (Wisconsin) on the topic "ZERO Group - 50th Anniversary Symposium"

2009
The artist is awarded the EHRENRING of the city of Mönchengladbach.