Gabriele Heidecker

Jean-Christophe Ammann was an influential art historian and curator. His writings, including "De Van Gogh à Beuys" and "Europe in the seventies," offer deep dives into modern and contemporary art. He also explored photography with works like "XL photography.

Marc Spiegler is the author of Gabriele Heidecker. His writing is known for its clear, direct approach to its subjects.

Ulrike Munter is the author of Gabriele Heidecker, a book that offers a close look at its subject. Her writing is known for being direct and informative.