Collaborative for Academic, Social, and Emotional Learning (CASEL) is the nation’s leading organization advancing the development of academic, social, and emotional competence for all students. Our mission is to make evidence-based social and emotional learning an integral part of education from preschool through high school. Through research, practice, and policy, CASEL collaborates to ensure all students become knowledgeable, responsible, caring, and contributing members of society. Learn more about our work at casel.org.