Introduction & Overview
Happiness is studied in positive psychology under the term Subjective Well-Being (SWB). It involves a cognitive evaluation of one's life (satisfaction) alongside emotional experiences (positive and negative affect).
psychology
Key Scientific Theories
Subjective Well-Being (Ed Diener)
Diener's model defines happiness as a combination of high positive affect, low negative affect, and high overall life satisfaction.
Broaden-and-Build Theory (Barbara Fredrickson)
This theory suggests that positive emotions broaden our awareness and encourage novel thoughts and actions, building cognitive and social resources.
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Evidence-Based Practices
1
The Gratitude Visit
Write a letter of gratitude to someone who has changed your life for the better but whom you have never properly thanked. Deliver it in person and read it aloud.