Working with emotional intelligence. Daniel Goleman. 1999.

The secret of success is not what they taught you in school. What matters most is not IQ, to a business-school degree, not even technical know-how or years of expertise. The single most important factor in job performance and advancement is emotional intelligence. Emotional intelligence is actually a set of skills that anyone can acquire and in this practical guide Daniel Goleman identifies them, explains their importance and shows how they can be fostered.