Affiliated in 1989 to the Gibraltar Teachers' Association (GTA), Linares was also a member of Gibraltar Socialist Labour Party (GSLP), where he remained until 1992.
Afiliado en 1989 á Asociación de Educadores de Xibraltar (Gibraltar Teachers' Association - GTA), Linares tamén foi membro do Partido Socialista Laborista de Xibraltar (GSLP), onde permaneceu ata 1992.