ASCD: Learn. Teach. Lead.Founded in 1943, ASCD (formerly the Association for Supervision and Curriculum Development) is an educational leadership organization dedicated to advancing best practices and policies for the success of each learner. This site has a reading room in which you can view journals, book chapters, and newsletters. There are also curriculum handbooks and topic packs to explore. A search is available, to find documents on the website that might include these items.