nef (2008) Five Ways to Wellbeing. Report prepared by the New Economics Foundation for the UK Government Foresight Project, Mental Capital and Wellbeing
 Ryan, R.M. & Deci, E.D. (2001) On happiness and human potentials: A review of research on hedonic and eudaimonic well-being. Annual Review of Psychology, 52, 141-66
 Seligman, M.E.P. (2011). Flourish: A visionary new understanding of happiness and well-being. New York: Free Press
 Ryff, C. (1989). Happiness is everything, or is it? Explorations on the meaning of psychological well-being. Journal of Personality and Social Psychology, 6. 1069-81.
 Huppert, F.A. (2008) Psychological wellbeing: Evidence regarding its causes and consequences. State of the Science Review: SR-X2, UK Government Foresight Project, Mental Capital and Wellbeing.
 Uchino, B.N., Cacioppo, J.T. & Kiecolt-Glaser,J.K. (1996) The Relationship Between Social Support and Physiological Processes: A Review With Emphasis on Underlying Mechanisms and Implications for Health. Psychological Bulletin Vol. 119, No. 3, 488-531
 Dickerson,S.S. & Zoccola, P.M. (2009) Towards a biology of social support. In S.J. Lopez & C.R. Snyder (Eds.) Oxford Handbook of Positive Psychology. NY: Oxford University Press.
 Maisel, N.C. & Gable, S.L. (2009) For richer…in good times…and in health: positive processes in relationships. In S.J. Lopez & C.R. Snyder (Eds.) Oxford Handbook of Positive Psychology. NY: Oxford University Press.
 Diener, E. & Biswas-Diener, R. (2008). Happiness: Unlocking the mysteries of psychological wealth. Oxford, UK: Blackwell
 Baumeister, R.F. & Leary, M.R. (1995). The Need to Belong: Desire for Interpersonal Attachments as a Fundamental Human Motivation. Psychological Bulletin, 117, 497-529
 Deci, E.D. (1995) Why We Do What We Do. NY: Penguin
 Valliant, G. (2008). Spiritual Evolution: How we are wired for faith, hope and love. NY: Broadway Books