on behalf of the Kunsthistorisches Museum, Vienna, and the Städel Museum, Frankfurt am Main, edited by Gerlinde Gruber, Sabine Haag, Stefan Weppelmann and Jochen Sander ; translation from German to English, Michael Scuffil, Josephine Cordero-Sapien
edited by Bodo Brinkmann, Gabriel Dette, Michael Philipp, Ortrud Westheider ; with contributions by Bodo Brinkmann, Jan de Hond, Gabriel Dette, Corinna Forberg, Susanne Henriette Karau, Michael Philipp, Gary Schwartz, Erik Spaans, Jolanta Talbierska, Roelof van Gelder, Arnoud Vrolijk