The Foundations of the CSEFEL Pyramid Model Summer Institute: Promoting Social-Emotional Growth, Addressing Challenging Behavior is a two-day, 12-hour, CEU-bearing training that will focus on the critical importance of nurturing relationships and supportive environments for promoting social-emotional development and competence in children birth-five. Through small group activities and large group discussion, this workshop will integrate elements from the Center on Social Emotional Foundations of Early Learning (CSEFEL) Infant-Toddler and Preschool Modules and provide useful strategies to encourage social-emotional growth and prevent and address challenging behavior.