contributions by Sylvain Amic ... [et al. contributions by Alyson Baker ... [et al. contributions by Julie Barten ... [et al. contributions by Tim Benton ... [et al. contributions by Yve-Alain Bois...[et al. contributions by Benjamin Buchloh ... [et al. contributions by Barry Friedman ... [et al. contributions by Dirk Snauwaert ... [et al. contributions by Achim Gnann...[et al. contributions by David Clarke...[et al.