I still believe the last definition written remains true. However, I also believe that good leaders need a strong base of emotional and social intelligence in order to inspire those who work for them. You cannot be a good leader if you are ignorant to others basic emotional needs.
Goleman, D., & Boyatzis, R. (2008). "Social intelligence and the biology of leadership." Harvard Business Review, 86(9), 74-81. Retrieved from http://search.ebscohost.com/login.aspx?direct=true&db=keh&AN=33983120&site=ehost-live