LiangGuodong Liang, Ph.D., Research Specialist, serves in a key role for CTAC’s research and evaluation work. Dr. Liang performs quantitative and qualitative data analysis and conducts comprehensive research for various projects throughout the country. Previously, Dr. Liang was post-doctoral researcher on Educational Leadership and Policy Analysis at the University of Missouri. His areas of research include the impacts of organizational resources on teachers’ participation in professional learning, professional development activities on teacher outcomes and student achievement, and teacher performance evaluation on professional development activities.