Museum Ludwig, Cologne

	Before the LawPost-War Sculptures and Spaces of Contemporary ArtA joint exhibition of Museum Ludwig and Siemens Stiftung17 December 2011–22 April 2012 Museum Ludwig, CologneHeinrich-Böll-Platz 50667 Cologne www.museum-ludwig.de
	Zoe Leonard, Tree, 1997/2011. Museum Ludwig, Cologne. Photo by Nico Weber.