Emotional intelligence is defined as the ability to perceive, understand, regulate, and use emotions. Organizational settings are now considered important arenas for the manifestation of human emotions. In order to establish long-term success, today's organizations continually emphasize the search for emotionally intelligent employees. This chapter provides a detailed overview of the current literature on emotional intelligence with respect to work-related attitudes, behaviors, and outcomes. In particular, it provides empirical evidence for the associations of emotional intelligence with job satisfaction, work performance, organizational commitment, organizational citizenship behavior, effective leadership, and well-being. This chapter also provides practical implications and suggestions for future research by addressing plausible moderators and mediators, which are related to emotional intelligence.