Since graduating in philosophy, Eduardo Acín Dal Maschio (Barcelona, 1974) has largely developed his professional career in the world of publishing, where he has participated in and headed many popular philosophy, science and history projects. He is the author of two volumes on popular philosophy (Plato and St Augustin) and the co-author of the book Persiguiendo a Einstein (In Pursuit of Einstein). With a strong background in the social sciences and humanities, Carla Pascual Roig (Barcelona 1987) has made publishing the focus of her career. As a specialist in children's literature, she has written short stories and looks forward to writing more.