edited by Lynette Roth ; with Ilka Voermann edited by Lynette Roth ; with Ilka Voermann. edited by Philipp Demandt and Ilka Voermann edited by Philipp Demandt and Ilka Voermann. edited by Ken Gross with Barbara Wiedemann. edited by Annette R. Hofmann. edited by Beate Kemfert with Alla Chilova edited by Dietrich Neumann edited by Matthias Haldemann edited by Perta Giloy-Hirtz,Ira Stehmann