A multidimensional model and measure of eudaimonic wellbeing capturing six dimensions of positive psychological functioning. Grounded in Aristotelian philosophy, humanistic psychology, and developmental theory. The 18-item short form is widely used; the 42- and 84-item versions have superior reliability.
Likert (1–6, strongly disagree to strongly agree); 3 items per subscale
(R)=some items reverse-scored. Short form (18 items) has acceptable reliability but the 42-item or 84-item versions are preferred for research if time permits. Freely available from Carol Ryff. Widely used in lifespan developmental research, health psychology, and positive psychology interventions.
Ryff, C.D. (1989). Happiness is everything, or is it? Explorations on the meaning of psychological well-being. Journal of Personality and Social Psychology, 57(6), 1069–1081.
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