Sign Language / Sign Languages / Sign Bilingualism / Deaf Education / Education of the Deaf and hard of Hearing / Deaf Education State of Emergency / Deaf Children and Education / Policy and Practice in Deaf Education / Education of the Deaf / Catalan Sign Language / Deaf Bilingual Education / Sign-bilingual education / Deaf Education State of Emergency / Deaf Children and Education / Policy and Practice in Deaf Education / Education of the Deaf / Catalan Sign Language / Deaf Bilingual Education / Sign-bilingual education