2006-2007 Visiting Professor, University Bologna, Faculty of architecture „Aldo Rossi“ in Cesena
since 2004 Professor, Academy of Arts Düsseldorf, Architecture
1996-1999 Guest professor at the University of Dortmund
1996 Lecturer, 7. Seminar of Architecture, Centre of Architecture Vienna
Symposium: „Berlin - Metropole aus Stein“, Verona
Contribution: German Pavilion, Venice Biennale
1993-1995

Lecturer, Summer Academy of Architecture, Naples

since 1992 Own offices in Berlin, Zürich, and Frankfurt am Main
1991 Contribution: German Pavilion, Venice Biennale
1990 Lecturer, Summer Academy of Architecture, Mantova
1989-1990 University teaching position, Faculty of Architecture Venice
1989

Lecturer, Summer Academy of Architecture, Herne

1986-1992 Group practice: Architektengemeinschaft Karl Dudler, Max Dudler, Pete Welbergen
1981-1986 Architect in office of O.M. Ungers (Projects: Messehaus 9, Frankfurt am Main; Galleria Messe, Frankfurt am Main; Kulturforum, Berlin; Messehochhaus, Frankfurt am Main)
studies Städelschule Frankfurt/M, studies of Prof. Günter Bock
College of Fine Arts Berlin, studies of Professor Ludwig Leo
born November, 18th 1949, Altenrhein / Schweiz