The document discusses several agencies involved in teacher education in India - NCERT, NCTE, DIET, SCERT. It provides details on the objectives, functions and history of the National Council of Educational Research and Training (NCERT), National Council for Teacher Education (NCTE), State Councils of Educational Research and Training (SCERT), District Institutes of Education and Training (DIET) and the University Grants Commission's Academic Staff Colleges. The agencies work to conduct research, develop curriculum, provide training and professional development support for teachers across India.