The Center for Responsive Schools (CRS) is a non-profit organization dedicated to improving the social and emotional learning (SEL) of students through its evidence-based educational programs. They generate revenue by offering professional development workshops, publishing educational materials, and providing consulting services to schools and educators. Founded in 1981, CRS is known for its Responsive Classroom approach, which emphasizes the integration of academic and social-emotional skills to create safe, engaging, and inclusive school environments.