Opinioni e progetti di / Opinions and projects by Frank O. Gehry, Kristian Gullichsen, Herman Hertzberger, Bernard Huet, Josef Paul Kleihues, Hans Kollhoff, Rem Koolhaas, Panos Koulermos, Yves Lion, Fumihiko Maki, Richard Meier, Rafael Moneo, Renzo Piano, Franco Purini