Ricard, M. (2007), Happiness: A guide to developing life's most important skill, London: Atlantic Books.

Ricard, M. (2010), The Art of Meditation, London: Atlantic Books.

Rice, T. and Feldman, J. (1997), «Civic culture and democracy from Europe to America», Journal of Politics, 59, 1143–1172.

Richards, R., Kinney, D., Lunde, I., Bennett, M. and Merzel, A. (1988), «Creativity in manic-depressives, cyclothymes, their normal relatives and control subjects», Journal of Abnormal Psychology, 97, 281–288.

Ridley, M. (1996), The Origins of Virtue, London: Viking.

Riis, J., Loewenstein, G., Baron, J., Jepson, C., Fagarlin, A. and Ubel, P. (2002), «Ignorance of hedonic adaptation to hemo-dialysis», University of Michigan, mimeo.

Rilling, J., Gutman, D., Zeh, T., Pagnoni, G., Berns, G. and Kilts, C. (2002), «A neural basis for social cooperation», Neuron, 35, 395–405.

Rilling, J. K., Gutman, D. A., Zeh, T. R., Pagnoni, G., Berns, G. S. And Kilts, C. D. (2002), «A Neural Basis for Social Cooperation», Neuron, 35, 395–405.

Robbins, L. (1932), An Essay on the Nature and Significance of Economic Science, London: Macmillan.

Robinson, P. and Darley, J. (1997), «The utility of desert», Northwestern University Law Review, 91, 453–499.

Robinson, R. and Downhill, J. (1995), «Lateralization of psychopathology in response to focal brain injury», in R. Davidson and K. Hugdahl (eds), Brain Asymmetry, Cambridge, MA: MIT Press.

Romano, J. and Turner, J. (1985), «Chronic pain and depression: Does the evidence support a relationship?», Psychological Bulletin, 97, 18–34.

Rosenkranz, M., Jackson, D., Dalton, K., Dolski, I., Ryff, C., Singer, B., Muller, D., Kalin, N. and Davidson, R. (2003), «Affective style and in vivo immune response: Neurobehavioral mechanisms», Proceedings of the National Academy of Sciences, 100, 11 148-52.

Roth, A. and Fonagy, P. (eds) (1996), What Works for Whom? New York: Guilford Press.

Runciman, W. (1966), Relative Deprivation and Social Justice, London: Routledge and Kegan Paul.

Russell, B. (1930), The Conquest of Happiness, London: George Allen and Unwin.

Russell, J. and Carroll, J. (1999a), «On the bipolarity of positive and negative affect», Psychological Bulletin, 125, 3-30.

– (1999b), «The Phoenix of bipolarity: Response to Watson and Tellegen», Psychological Bulletin, 125, 611–617.

Rutter, M. (2001), «Intergenerational continuities and discontinuities in psychological problems», Institute of Psychiatry, London.

Rutter, M. and Smith, D.J. (eds) (1995), Psychosocial Disorders in Young People: Time Trends and Their Causes, Chichester, UK: John Wiley.

Ryff, C. and Singer, B. (2003), «The role of emotion on pathways to positive health», in R. Davidson, K. Scherer, and H.Goldsmith (eds), Handbook of Affective Science, New York: Oxford University Press.

Sahlins, M. (1972), Stone-Age Economics, Chicago: Aldine-Atherton.

Sampson, R. and Groves, W. (1989), «Community structure and crime: Testing social-disorganization theory», American Journal of Sociology,94, 774–802.

Sampson, R., Raudenbush, S. and Earls, F. (1997), «Neighborhoods and violent crime: A multilevel study of collective efficacy», Science, 277, 918–924.