Understanding Emotional Intelligence (EQ): The Key to Personal and Professional Success Emotional Intelligence, often called Emotional Quotient (EQ), is a critical attribute that shapes how individuals perceive, understand, and manage their emotions and those of others. Unlike Intelligence Quotient (IQ), which measures cognitive abilities, EQ focuses on emotional and social competencies. In today's fast-paced world, mastering EQ has become essential for success in both personal and professional spheres.