Founded in 1967, Harvard’s Project Zero has generated some of the most important research on the impact of arts education in pre-K-12 students. The website is a rich source of information. "Project Zero is an educational research group at the Harvard Graduate School of Education composed of multiple, independently-sponsored research projects. Since 1967, Project Zero has examined the development of learning processes in children, adults, and organizations. Today, Project Zero’s work includes investigations into the nature of intelligence, understanding, thinking, creativity, ethics, and other essential aspects of human learning. Our mission is to understand and enhance high-level thinking and learning across disciplines and cultures and in a range of contexts, including schools, businesses, museums, and digital environments. "

Read more at http://pzweb.harvard.edu/