Soft skills humans rather than quantitative intelligence. Many industries today give prominence to soft skills of their employees. It is through a 1972 US Army training manual identified formal usage of the term "soft skills" began. Soft skills are a cluster of productive personality traits that characterize one's relationships in a milieu. These skills can include social graces, communication abilities, language skills, personal habits, cognitive or emotional empathy, time management, teamwork and leadership traits. A definition based on review literature explains soft skills as an umbrella term for skills under three key functional elements: people skills, social skills, and personal career attributes.
Emotional intelligence has incremental validity over IQ and the Big Five personality traits. The term "emotional intelligence" seems first to have appeared in a 1964 paper by Michael Beldoch, and in the 1966 paper by B. Leuner entitled "Emotional intelligence and emancipation" which appeared in the psychotherapeutic journal: "Practice of child psychology and child psychiatry". In 1983, Howard Gardner's "Frames of Mind: The Theory of Multiple Intelligences" introduced the idea that traditional types of intelligence, such as IQ, fail to fully explain cognitive ability. He introduced the idea of multiple intelligences which included both "interpersonal intelligence" (the capacity to understand the intentions,