Georges Escribano is a psychologist and psychotherapist, specializing in Transactional Analysis. He is a professor at the Sigmund Freud University and the Île de France School of Transactional Analysis, both in Paris, where he lives. He is the co-author together with Álex Rovira of El beneficio (Aguilar, 2010).
Born in San Juan, Puerto Rico. She has taught in middle and upper schools and has written for children for many years. She has published over 50 children's books.
Gerardo García-Ventosa (Barcelona, 1951) graduated as an Architect (1977) and Doctor of Architecture (1993) from the Higher Technical School of Architecture of Barcelona (ETSAB) of the Polytechnic University of Catalonia (UPC), with the thesis "Capitals in the work of Domènech i Montaner", with Oriol Bohigas as tutor, and Graduate in Legal and Forensic Architecture from the Pompeu Fabra University (2004). Since 1977, he has developed his professional activity through the study García-Ventosa Arquitectos Asociados.
Germà Bel, Master of Economics from the University of Chicargo, completed her undergraduate studies in the University of Barcelona, where he now holds the chair of Applied Economics. He is also a guest professor at the Barcelona Graduate School of Economics. As a member of the Spanish Congress from 2000 to 2004, he was Economics and Treasury spokesman for the Grupo Socialista from 2001 to the end of its term of office. Between 2004 and 2008, he was visiting profesor at Cornell University and researcher, first at Harvard, and then at the European University Institute, Florence.
Germán Berrios studied Medicine and Philosophy at the University of San Marcos (Peru).