Area9 Lyceum brings together more than two decades of learning research and advanced computer science in its next-generation learning platforms for K-12, higher education, and corporate education. As a leader in personalized and adaptive learning, as well as comprehensive infrastructure for learning engineering, design, delivery and analytics at scale, Area9 Lyceum enables clients to realize the future of personalized, multidimensional learning: mastery-based learning. A mastery-based approach enables learners to become proficient in the knowledge and skills that are highly relevant to them, their teams, and organizations. The technologies developed by Area9 are used by millions of learners of all ages and by leading organizations and companies around the world.