Achenbach, T. M., Dumenci, L., & Rescorla, L. A. (2003). Are American children’s problems still getting worse? Journal of Abnormal Child Psychology,
American Psychological Association. (2013). Stress in America: Missing the health care connection. http://www.apa.org/news/press/releases/stress/2012/full-report.pdf
Baumeister, H., & Harter, M. (2007). Prevalence of mental disorders based on general population surveys. Social Psychiatry and Psychiatric Epidemiology,
Bengtson, V. L., Biblarz, T. J., & Roberts, R. E. L. (2002). How families still matter: A longitudinal study of youth in two generations. Cambridge: Cambridge University Press.
Brault, M.-C., Meuleman, B., & Bracke, P. (2012). Depressive symptoms in the Belgian population: Disentangling age and cohort effects. Social Psychiatry and Psychiatric Epidemiology,
Collishaw, S., Maughan, B., Natarajan, L., & Pickles, A. (2009). Trends in adolescent emotional problems in England: A comparison of two national cohorts twenty years apart. Journal of Child Psychology and Psychiatry,
Compton, W. M., Conway, K. P., Stinson, F. S., & Grant, B. F. (2006). Changes in the prevalence of major depression and comorbid substance use disorders in the United States between 1991–1992 and 2001–2002. American Journal of Psychiatry,
Costello, J., Erkanli, A., & Angold, A. (2006). Is there an epidemic of child or adolescent depression? Journal of Child Psychology and Psychiatry,
DeWall, C. N., Pond, R. S., Campbell, W. K., & Twenge, J. M. (2011). Tuning in to psychological change: Linguistic markers of psychological traits and emotions over time in popular U.S. song lyrics. Psychology of Aesthetics, Creativity, and the Arts, 5, 200–207.
Eckersley, R., & Dear, K. (2002). Cultural correlates of youth suicide. Social Science and Medicine,
Gatz, M., & Hurwicz, M.-L. (1990). Are old people more depressed? Cross-sectional data on Center for Epidemiological Studies Depression Scale factors. Psychology and Aging,
Goldney, R. D., Eckert, K. A., Hawthorne, G., & Taylor, A. W. (2010). Changes in the prevalence of major depression in an Australian community sample between 1998 and 2008. Australian and New Zealand Journal of Psychiatry,
Goodwin, R. D. (2003). The prevalence of panic attacks in the United States: 1980 to 1995. Journal of Clinical Epidemiology,
Hawton, K., Cornabella, C. C., Haw, C., & Saunders, K. (2013). Risk factors for suicide in individuals with depression: A systematic review. Journal of Affective Disorders,
Herbst, C. M. (2011). ‘Paradoxical’ decline? Another look at the relative reduction in female happiness. Journal of Economic Psychology,
Hidaka, B. H. (2012). Depression as a disease of modernity: Explanations for increasing prevalence. Journal of Affective Disorders,
Hung, C.-I., Liu, C.-Y., Wang, S.-J., & Juang, Y–. Y. (2010). Somatic symptoms: An important index in predicting the outcome of depression at six-month and two-year follow-up points among outpatients with major depressive disorder. Journal of Affective Disorders,
Johnston, L. D., Bachman, J. G., O’Malley, P. M., & Schulenberg, J. E. (2013). Monitoring the future: A continuing study of American youth (12th-grade survey), 1976–2010; (8th- and 10th-grade survey), 1991–2010 [Computer files and codebook]. ICPSR25382-v2. Ann Arbor, MI: Inter-university Consortium for Political and Social Research.
Kasser, T., & Ryan, R. M. (1996). Further examining the American dream: Differential correlates of intrinsic and extrinsic goals. Personality and Social Psychology Bulletin,
Klerman, G. L., & Weissman, M. M. (1989). Increasing rates of depression. Journal of the American Medical Association,
Lester, D. (2013). Hopelessness in undergraduate students around the world: A review. Journal of Affective Disorders,
Lewinsohn, P. M., Rohde, P., Seeley, J. R., & Fischer, S. A. (1993). Age-cohort changes in lifetime occurrence of depression and other mental disorders. Journal of Abnormal Psychology,
Lindfors, P., Solantaus, T., & Rimpela, A. (2012). Fears for the future among Finnish adolescents in 1983–2007: From global concerns to ill health and loneliness. Journal of Adolescence, 35, 991–999.
Lopresti, A. L., Hood, S. D., & Drummond, P. D. (2013). A review of lifestyle factors that contribute to important pathways associated with major depression: Diet, sleep, and exercise. Journal of Affective Disorders,
Mackenzie, C. S., Erickson, J., Deane, F., & Wright, M. (2014). Changes in attitudes toward seeking mental health services: A 40-year cross-temporal meta-analysis. Clinical Psychology Review,
Markus, H. R., & Kitayama, S. (2010). Cultures and selves: A cycle of mutual constitution. Perspectives on Psychological Science,
Mathers, C. D., & Loncar, D. (2006). Projections of global mortality and burden of disease from 2002 to 2030. PLoS Medicine,
Myers, D. G. (2000). The American paradox: Spiritual hunger in an age of plenty. New Haven, CT: Yale University Press.
Newsom, C. R., Archer, R. P., Trumbetta, S., & Gottesman, I. I. (2003). Changes in adolescent response patterns on the MMPI/MMPI-A across four decades. Journal of Personality Assessment,
Patten, S. B. (2003). Recall bias and major depression lifetime prevalence. Social Psychiatry and Epidemiology,
Pratt, L. A., Brody, D. J., & Gu, Q. (2011). Antidepressant use in persons aged 12 and over: United States, 2005–2008. National Center for Health Statistics Data Brief 76.
Pryor, J. H., Hurtado, S., Saenz, V. B., Santos, J. L., & Korn, W. S. (2007). The American freshman: Forty-year trends, 1966–2006. Los Angeles: Higher Education Research Institute.
Reynolds, J., Stewart, M., MacDonald, R., & Sischo, L. (2006). Have adolescents become too ambitious? High school seniors’ educational and occupational plans, 1976 to 2000. Social Problems,
Robins, L. N., Helzer, J. E., Weissman, M. M., Orvaschel, H., Gruenbreg, E., Burke, J. D., et al. (1984). Lifetime prevalence of specific psychiatric disorders in three sites. Archives of General Psychiatry,
Roest, A. M., Thombs, B. D., Grace, S. L., Stewart, D. E., Abbey, S. E., & de Jonge, P. (2011). Somatic/affective symptoms, but not cognitive/affective symptoms, of depression after acute cardiac syndrome are associated with 12-month all-cause mortality. Journal of Affective Disorders,
Schaie, K. W. (1965). A general model for the study of developmental problems. Psychological Bulletin,
Seligman, M. E. P. (1988a). Boomer blues. Psychology Today,
Seligman, M. E. P. (1988b). Why is there so much depression today? The waxing of the individual and the waning of the commons. In. R. E. Ingram (Ed.), Contemporary psychological approaches to depression (pp. 1–9). New York, NY: Plenum.
Shafer, A. B. (2006). Meta-analysis of the factor structures of four depression questionnaires: Beck, CES-D, Hamilton, and Zung. Journal of Clinical Psychology,
Swindle, R., Heller, K., Pescosolido, B., & Kikuzawa, S. (2000). Responses to nervous breakdowns in America over a 40-year period. American Psychologist, 55, 740–749.
Twenge, J. M. (2000). The age of anxiety? Birth cohort change in anxiety and neuroticism, 1952-1993. Journal of Personality and Social Psychology,
Twenge, J. M. (2006). Generation me: Why today’s young Americans are more confident, assertive, entitled–and more miserable than ever before. New York: Free Press.
Twenge, J. M., & Foster, J. D. (2010). Birth cohort increases in narcissistic personality traits among American college students, 1982–2009. Social Psychological and Personality Science, 1, 99–106.
Twenge, J. M., & Im, C. (2007). Changes in the need for social approval, 1958–2001. Journal of Research in Personality,
Twenge, J. M., & Nolen-Hoeksema, S. (2002). Age, gender, race, socioeconomic status, and birth cohort differences on the Children’s Depression Inventory: A meta-analysis. Journal of Abnormal Psychology,
Twenge, J. M., Campbell, W. K., & Gentile, B. (2012). Generational increases in agentic self-evaluations among American college students, 1966–2009. Self and Identity,
Twenge, J. M., Gentile, B., DeWall, C. N., Ma, D. S., Lacefield, K., & Schurtz, D. R. (2010). Birth cohort increases in psychopathology among young Americans, 1938–2007: A cross-temporal meta-analysis of the MMPI. Clinical Psychology Review,
U.S. Census. (2012). Statistical abstract of the United States. Washington, DC: U.S. Government Printing Office.
Wickramaratne, P. J., Weissman, M. M., Leaf, P. J., & Holford, T. R. (1989). Age, period, and cohort effects on the risk of major depression: Results from five United States communities. Journal of Clinical Epidemiology,