Petra Lange-Berndt (Professor of Art History, University of Hamburg) in conversation with Astrid Heibach (Artist and filmmaker, Cologne) about Sigmar Polke's intermedia and audiovisual exhibition practice in Bern (Galerie Toni Gerber, 1976/77) and in Hamburg (Hamburger Kunsthalle 2009/10).
Anna Polke Foundation, October 30, 2025
