Social Intelligence Endnotes

About these endnotes

This is where we provide references and in-depth information about everything in the Social Intelligence Playbook.


We honor and thank the scientists whose research inspired this Playbook. Any errors or omissions are ours.

…when it comes to happiness, health, and success.

This has been the subject of hundreds of psychological studies. Some reviews of this research are available (Choukas-Bradley & Prinstein, 2014; Prinstein & Giletta, 2016; Prinstein et. al., 2018).

…more likely to be hired, promoted, earn more money, and have happier marriages and better adjusted children.

Social intelligence is not only important for our social relationships, but also affects how well we do at work, and economically (Almquist & Brännström, 2014).


Almquist, Y. B., & Brännström, L. (2014). Childhood peer status and the clustering of social, economic, and health-related circumstances in adulthood. Social Science & Medicine105, 67-75.

Gustafsson, P. E., Janlert, U., Theorell, T., Westerlund, H., & Hammarström, A. (2012). Do peer relations in adolescence influence health in adulthood? Peer problems in the school setting and the metabolic syndrome in middle-age. PLoS One7(6), e39385.

Holt-Lunstad, J., Smith, T. B., & Layton, J. B. (2010). Social relationships and mortality risk: A meta-analytic review. PLoS medicine7(7), e1000316.

Prinstein M. J. & Giletta, M. (2016). Peer relations and developmental psychopathology. In D. Cicchetti, (Ed.), Developmental Psychopathology, Third Edition (Volume 1, pp. 527-579).  Hoboken, NJ: Wiley.

Choukas-Bradley, S. & Prinstein, M. J. (2014). Peer relationships and the development of psychopathology. In M. Lewis & K. D. Rudolph (Eds.), Handbook of Developmental Psychopathology, Third Edition, New York: Springer.  

Prinstein, M. J., Rancourt, D., Adelman, C. B., Ahlich, E., Smith, J., Guerry, J. D. (2018).  Peer status and psychopathology. In W. Bukowski, B. Laursen, & K. H. Rubin (Eds.), Handbook of Peer Interactions, Relationships, and Groups, Second Edition. New York: Guilford.

Temcheff, C. E., et al. (2011). Predicting adult physical health outcomes from childhood aggression, social withdrawal and likeability: A 30-year prospective, longitudinal study. International Journal of Behavioral Medicine18(1), 5-12.