Professional Development Quality Indicators Find local training in your area NAA Accreditation Share best practices TAA members have recognized how critical the relationship between education, training and support and the ability to offer high quality programs for children. TAA is committed to providing continuing professional development for those who work in the school-age after school field. A working knowledge of how school-age children develop in a enriched environment is essential for successful outcomes of students. Please check back as TAA moves forward with its professional development and quality indicators initiatives.