Persevering with Positivity and Purpose: An Examination of Purpose Commitment and Positive Affect as Predictors of Grit

Development and validation of brief measures of positive and negative affect: The PANAS scales.

David Watson, Lee Anna Clark, Auke Tellegen · Journal of Personality and Social Psychology · 1988 · 32.1K citations

Social Sciences, Behavioral Sciences, Psychology +16

Development and validation of brief measures of positive and negative affect: The PANAS scales.

David Watson, Auke Tellegen · Journal of Personality and Social Psychology · 1988 · 31.7K citations

Social Sciences, Behavioral Sciences, Psychology +16

The role of positive emotions in positive psychology: The broaden-and-build theory of positive emotions.

Barbara L. Fredrickson · American Psychologist · 2001 · 14.3K citations · Full text

Education, Psychology, Social Psychology +13

Happiness is everything, or is it? Explorations on the meaning of psychological well-being.

Carol D. Ryff · Journal of Personality and Social Psychology · 1989 · 13.4K citations · Full text

Social Sciences, Psychology, Social Psychology +7

Handbook of Personality: Theory and Research

Robert F. Krueger, Wendy Johnson · 2008 · 7.9K citations

Social Sciences, Behavioral Sciences, Psychology +10