Author: Juan Carlos Scannonne s.j., Francisco s.s. (Jorge Mario Bergoglio), Stefano Zamagni, Ildefonso Camacho s.j., Fernando Fuentes, Adalbert Evers, Luis Razeto, Margaret Archer, Krzysztof Wieleki, Víctor Chávez, Jeffrey Sachs, Humberto Ortiz, Juan Grabois, Luigino Bruni, Leonardo Becchetti, Massimo Cermelli, Élio Gasda s.j., Adam Seligman, Robert Weller