The document discusses various models and approaches to measuring emotional intelligence, including ability, trait, and mixed models. It describes the Mayer and Salovey ability model, Daniel Goleman's mixed model, and Reuven Bar-On's trait model. The most commonly used tests for assessing emotional intelligence are also outlined, such as the MSCEIT, TEIQue, EQ-i, STEM, and STEU. Brief versions of the STEM and STEU have been created. Other measures discussed include the Schutte Emotional Intelligence Scale, Emotional and Social Competence Inventory, and Trait Emotional Intelligence Questionnaire.