[1][2][3] He is also a prolific TV guest, known by his appearances in shows like Informe Semanal in RTVE, Espejo Público in Antena 3 and Cuarto milenio in Cuatro, as well as in press and radio.

Garrido graduated in criminology by the Complutense University of Madrid in 1980 and later doctored in psychology in the University of Valencia, of which he would become a professor and researcher in the fields of evolutive criminology, criminal investigation, offender profiling and prevention of juvenile delinquency.

[4] He is part of the board of the specialized magazines Psychology, Crime & Law[5] and Journal of Correctional Education.

He was also a consultant for the General Secretary of Penitentiary Institutions in Spain, and was part of the commission in charge of the Ley Reguladora de Responsabilidad Jurídica del Menor, approved in 2000.

[7] He is also a crime fiction writer, working in partnership with fellow criminal expert Nieves Abarca.