By Scott Barry Kaufman
Recently, a series of studies in Australia looked to see whether changes in personality (regardless of the cause) were associated with increases in life satisfaction. The series drew on the country’s HILDA Survey (Household, Income and Labour Dynamics in Australia), which annually assesses the personality, life satisfaction, positive affect, and negative affect of a large, nationally representative sample of Australia’s population. In one of the studies, researchers examined the data from 11,104 Australians, ages 18 to 79, over the course of four years. They found that increases in extraversion, conscientiousness, and agreeableness were all associated with increased life satisfaction, whereas increases in neuroticism were associated with decreased life satisfaction.
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