Jorge Batllori is a Doctor of Geology at the University of Barcelona, holds a Master’s degree in Engineering and Environmental Management and is an Environment Teacher. He has given courses for directors and leisure supervisors and has participated in a variety of seminars about the importance of play and its educative possibilities, a topic to which several of his publications are dedicated. He has collaborated with Catalunya Ràdio on El Suplement, a programme which attracts a large number of listeners, where he presented his Jocs Mentals.