Text this: Living with Matisse, Picasso and Christo : Theodor Ahrenberg and his collections / text by Monte Packham ; edited by Carrie Pilto ; with contributions by Staffan Ahrenberg, Olivier Berggruen, Daniel Birnbaum, Jeanette Bonnier, Christo, Jean-Louis Cohen, Erling Kagge, Eberhard W. Kornfeld, Hans Ulrich Obrist, Carrie Pilto and Simon de Pury.