On the Cover: Arnaldo Pomodoro, Porte del sapere, 2003. Bronze, 320 x 260 x 45 cm.
Photograph: Alberto Piovano, courtesy Arnaldo Pomodoro Studio.
Fletcher Benton, Steel Painting with Balls 7, 2000. Steel and acrylic on canvas, 68 x 62 in.
Photograph: Roger Paperno.