contributions by Helmet Jahn and Alec Marshall contributions by Alejandra Russi contributions by Julie Barten ... [et al. contributions by Lee Kogan...[et al. contributions by Volker Manuth and Anne T. Woollett. contributions by James Taylor...[et al. contributions by Judith Walsh and Karen Huang. contributions by Tim Benton ... [et al. contributions by Enrico Pinna and Juhani Pallasmaa]. contributions by Alex Danchev, Jayne S. Warman.