Bibliography
- Eakman, A. M., M. E. Carlson, and F. A. Clark. “The Meaningful Activity Participation Assessment: A Measure of Engagement in Personally Valued Activities.” The International Journal of Aging and Human Development 70, no. 4 (2010): 299–317. https://journals.sagepub.com/doi/abs/10.2190/AG.70.4.b#articleCitationDownloadContainer. doi: 10.2190/AG.70.4.b
- Steptoe, Andrew, et al. “Social Isolation, Loneliness, and all-Cause Mortality in Older men and Women.” Proceedings of the National Academy of Science U S A 110, no. 15 (2013 Apr 9): 5797–5801. Published online 2013 Mar 25. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC3625264/. doi: 10.1073/pnas.1219686110
- United States Census Bureau. “Older People Projected to Outnumber Children for First Time in U.S. History.” Press release published on line 3/13/2018. https://www.census.gov/newsroom/press-releases/2018/cb18-41-population-projections.html.
- Winerman, Lea, “By the numbers: Lifelong learning.” American Psychological Society Monitor, February 2017, Vol 48, No. 2. https://www.apa.org/monitor/2017/02/numbers