Francesc Amorós graduated in History and Philology from the Universidad de Barcelona and works in the Centro de Estudion Históricos in the same. He is a member of the Asociación Española de Estudios del Pacífico and, since may 2010, has been a member of the Royal Geographic Society (London) and the Institute of British Geographers.
Francesc Fígois is an industrial engineer with a diploma from Bath University of Technology. He was president of the Biodynamic Agricultural Association, promoting the introduction of the most advanced technology for ecological agriculture in Spain. He has published various articles on popular science in the magazines Dyna (organ of the Official College of Engineers in Spain), and CuerpoMente y Vital.
Francesc Serés: (Saidí, 1972) is the author of The Guts of the Earth (2000), The Trunkless Tree (2001) and A Lead Tongue (2002). These books were gathered in the trilogy of Manures and Marbles (2003), which was awarded the National Literature Prize in 2007. Together with The Force of Gravity (2006) they have been published by Quaderns Crema.
Francesc Torralba Roselló (Barcelona, 1967) has a Doctorate in Philosophy from the Universidad de Barcelona (with Special Prize for Undergraduate and Doctoral Studies) and is a Doctor of Theology (Facultatde Teología de Catalunya). He is presently director of the Ethos Chair, Universitat Ramon Llull. He has published over fifty books and has received a number of prizes for essays in Catalan. part of his work has been translated into French, Italian, Portuguese and German.