Tabla de Contenidos: “…: matter, meaning, and mind in architecture / Karsten Harries -- Visible city / Vittorio Gregotti -- Buildings / Kazuyo Sejima -- Architecture as material abstraction / Wilfried Wang -- Alvar Aalto and human error / Göran Schildt --Complementary geometry / Juan Navarro Baldeweg -- Buildings and projects / Gert Wingårdh -- Material differences / John Patkau -- Mind after matter / Alejandro Zaera-Polo -- Matter and mind in music / Kaija Saariaho -- About architecture / Juha Leiviskä…”