This January 15th, 2015, now Dr. Ricardo Valente defended his thesis dissertation "Crime and inequality in Barcelona: a sociological approach to the phenomenon of insecurity" directed by Dr. Antonio Ramon Pina Bartolome and Dr. Aitor Gómez Gonzalez. With an evaluation that has been excellent by the tribunal constituted by Sonia Stefanizzi, Sergi Valera and Maria Gómez.