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Galambos, Nancy L.; Fang, Shichen; Krahn, Harvey J.; Johnson, Matthew D.; Lachman, Margie E. – Developmental Psychology, 2015
Happiness is an important indicator of well-being, and little is known about how it changes in the early adult years. We examined trajectories of happiness from early adulthood to midlife in 2 Canadian longitudinal samples: high school seniors followed from ages 18-43 and university seniors followed from ages 23-37. Happiness increased into the…
Descriptors: Foreign Countries, Psychological Patterns, Age Differences, High School Seniors
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Diehl, Manfred; Chui, Helena; Hay, Elizabeth L.; Lumley, Mark A.; Grühn, Daniel; Labouvie-Vief, Gisela – Developmental Psychology, 2014
This study examined longitudinal changes in coping and defense mechanisms in an age- and gender-stratified sample of 392 European American adults. Nonlinear age-related changes were found for the coping mechanisms of sublimation and suppression and the defense mechanisms of intellectualization, doubt, displacement, and regression. The change…
Descriptors: Coping, Defense Mechanisms, Adults, Longitudinal Studies