Emotional intelligence is the ability to perceive emotional information and apply the information to evaluating, understanding, expressing, and regulating emotions in oneself and others.
There were four abilities in the 1997 model developed by psychologists John D. Mayer and Peter Salovey:
1.to perceive and appraise emotions accurately
2. to access and evoke emotions when they facilitate cognition
3. to comprehend emotional language and use emotional information
4. to regulate one's own and others emotions to promote growth and well being
Psychologist Daniel J. Goleman expanded this work in a popular book