Sabine Graupner, Valentin Nowotny,
Robert Greene,
Niklaus Leemann,
Angela Hemmrich, Horst Harrant,
Alin Javorsky,
Tim Schönborn, Beatrix Sieben,
Manfred Schmid,
Tom DeMarco, Tim Lister,
Dag Kroslid, Konrad Faber, Kjell Magnusson, Bo Bergman,
Jürgen Ratzkowski,
Jens Flottau,