Evaluating the Coordinated National Implementation of DBT in Ireland

This study aims to evaluate the coordinated implementation of Dialectical Behaviour Therapy in Community Mental Health Services in Ireland. There are three main objectives of the current study: * evaluate the effectiveness of DBT for adults and adolescents attending Community Mental Health Services in multiple sites across Ireland * conduct an economic evaluation of the coordinated implementation of DBT in community settings in Ireland * evaluate the implementation initiative by means of quantity, quality and experience of the coordinated implementation