1. Albrecht, K. (2004). Social intelligence theory. Retrieved from https://karlalbrecht.com/siprofile/siprofiletheory.htm
2. Barber, J. D. (2009). The presidential character: Predicting performance in the white house (4th ed.). New York, NY: Routledge.
3. Barrett, L. F. (2006). Emotions as natural kinds? Perspectives on Psychological Science, 1(1), 28–58.
4. Barrett, L. F., & Gross, J. J. (2001). Emotional intelligence: A process model of emotion representation and regulation. In T. J. Maine & G. A. Bonanno (Eds.), Emotions: Current issues and future directions (pp. 286–310). New York, NY: Guilford Press.
5. Beaty, B. (2000). The emotions of educational leadership: Breaking the silence. International Journal of Leadership in Education, 3(4), 331–357.