CASEL defines social and emotional learning (SEL) as an integral part of education and human development, SEL is the process through which all young people and adults acquire and apply the knowledge, skills, and attitudes to develop healthy identities, manage emotions and achieve personal and collective goals, feel and show empathy for others, establish and maintain supportive relationships, and make responsible and caring decisions. 

Five Core Social and Emotional Competencies

1. Self-Awareness: Ability to understand one's own emotions, thoughts, and values and how they influence behavior across contexts. 
2. Self-Management: Ability to manage one's emotions, thoughts, and behaviors
   effectively in different situations and to achieve goals and aspirations.
3. Responsible Decision-Making: Ability to make caring and constructive choices about personal behavior and social interactions across diverse situations. 
4. Relationship Skills: Ability to establish and maintain healthy and supportive relationships and to effectively navigate settings with diverse individuals and groups. 
5. Social Awareness: Ability to understand the perspectives of and empathize with others, including those from diverse backgrounds, cultures, and contexts.