Ansari, Aziz. Modern Romance: An Investigation. New York: Penguin, 2016.
Baumeister, Roy, Jessica A. Maxwell, and Geoffrey P. Thomas. “The Mask of Love and Sexual Gullibility.” http://www.sydneysymposium.unsw.edu.au/2018/chapters/BaumeisterSSSP2018.pdf.
Botton, Alain de. “Why You Will Marry the Wrong Person.” New York Times, May 28, 2016. https://www.nytimes.com/2016/05/29/opinion/sunday/why-you-will-marry-the-wrong-person.html.
Brooks, David. “The Nuclear Family Was a Mistake.” Atlantic, March 2020. https://www.theatlantic.com/magazine/archive/2020/03/the-nuclear-family-was-a-mistake/605536/.
Brooks, David. The Second Mountain: The Quest for a Moral Life. New York: Random House, 2019.
Buss, David M. The Dangerous Passion: Why Jealousy Is as Necessary as Love and Sex. New York: Free Press, 2000.
Buss, David M. The Evolution of Desire. New York: Basic Books, 2016.
Chapman, Bruce, and Cahit Guven. “Marital Status Is Misunderstood in Happiness Models.” Deakin University Australia, Faculty of Business and Law, School Working Paper, January 2010. https://www.researchgate.net/publication/46459850_Marital_Status_is_Misunderstood_in_Happiness_Models.
Christakis, Nicholas A. Connected: The Surprising Power of Our Social Networks and How They Shape Our Lives. New York: Little, Brown, 2011.
Coontz, Stephanie. Marriage, a History: How Love Conquered Marriage. New York: Penguin, 2006.
Denworth, Lydia. Friendship: The Evolution, Biology, and Extraordinary Power of Life's Fundamental Bond. New York: W. W. Norton, 2020.
DePaulo, Bella. Singled Out: How Singles Are Stereotyped, Stigmatized, and Ignored, and Still Live Happily Ever After. New York: St. Martin's, 2007.
Druckerman, Pamela. Lust in Translation: Infidelity from Tokyo to Tennessee. New York: Penguin, 2008.
Finkel, Eli J. The All-or-Nothing Marriage: How the Best Marriages Work. New York: Penguin 2017.
Fisher, Helen. Anatomy of Love: A Natural History of Mating, Marriage, and Why We Stray. New York: W. W. Norton, 2016.
Fromm, Erich. The Art of Loving. New York: Open Road Media, 2013.
Gottman, John, The Marriage Clinic: A Scientifically Based Marital Therapy. New York: W. W. Norton, 1999.
Gottman, John, and Nan Silver. The Seven Principles for Making Marriage Work. New York: Harmony, 2015.
Gross-Loh, Christine. “The First Lesson of Marriage 101: There Are No Soul Mates.” Pocket Worthy. https://getpocket.com/explore/item/the-firstlesson-of-marriage-101-there-are-no-soul-mates.
Hruschka, Daniel J. Friendship: Development, Ecology, and Evolution of a Relationship. Berkeley: University of California Press, 2010.
Human Relations Area Files. “Romantic or Disgusting? Passionate Kissing Is Not a Human Universal.” https://hraf.yale.edu/romantic-ordisgusting-passionate-kissing-is-not-a-human-universal/.
Jones, Daniel. Love Illuminated: Exploring Life's Most Mystifying Subject (with the Help of Fifty Thousand Strangers). New York: HarperCollins, 2014.
Kushner, David. “How Viagra Went from a Medical Mistake to a $3-Billion-Dollar-a-Year Industry.” Esquire, August 21, 2018. https://www.esquire.com/lifestyle/health/a22627822/viagra-erectile-dysfunction-pills-history/.
Lawrence, Elizabeth M., et al. “Marital Happiness, Marital Status, Health, and Longevity.” Journal of Happiness Studies 20 (2019): 1539–61. https://link.springer.com/article/10.1007/s10902-018-0009-9.
Lucas, Richard E. “Time Does Not Heal All Wounds: A Longitudinal Study of Reaction and Adaptation to Divorce.” Psychological Science 16, no. 12 (2005): 945–50. https://journals.sagepub.com/doi/abs/10.1111/j.1467-9280.2005.01642.x.
Michigan State University. “Health and Marriage: The Times They Are A Changin'.” ScienceDaily, August 11, 2008. https://www.sciencedaily.com/releases/2008/08/080811070626.htm.
Niven, David. One Hundred Simple Secrets of Great Relationships: What Scientists Have Learned and How You Can Use It. New York: HarperCollins, 2009.
Ogas, Ogi, and Sai Gaddam. A Billion Wicked Thoughts: What the Internet Tells Us About Sexual Relationships. New York: Penguin, 2012.
Parker-Pope, Tara. For Better: How the Surprising Science of Happy Couples Can Help Your Marriage Succeed. New York: Penguin, 2011.
Perel, Esther. The State of Affairs: Rethinking Infidelity. New York: Harper, 2017.
Pinsker, Joe. “The Not-So-Great-Reason Divorce Rates Are Decreasing.” Atlantic, September 2018. https://www.theatlantic.com/family/archive/2018/09/millennials-divorce-baby-boomers/571282/.
Rusting, Ricki. “Can Marriage Make You Sick?” Washington Post, April 15, 2018. https://www.washingtonpost.com/national/health-science/canmarriage-make-you-sick/2018/04/13/df3599e6-1bdd-11e8-9de1-147dd2df3829_story.html.
Sample, Ian. “The Price of Love? Losing Two of Your Close Friends.” Guardian, September 15, 2010. https://www.theguardian.com/science/2010/sep/15/price-love-close-friends-relationship.
Sternberg, Robert, and Karin Sternberg, eds. The New Psychology of Love, 2nd ed. Cambridge: Cambridge University Press, 2019.
Stutzer, Alois, and Bruno S. Frey. Journal of Socio-Economics 35, no. 2 (2006): 326–47. https://www.sciencedirect.com/science/article/abs/pii/S1053535705001745.
Tallis, Frank. The Incurable Romantic and Other Tales of Madness and Desire. New York: Basic Books, 2018.
Tallis, Frank. Love Sick: Love as a Mental Illness. New York: Da Capo Lifelong Books, 2005.
Tashiro, Ty. The Science of Happily Ever After: What Really Matters in the Quest for Enduring Love. New York: Harlequin Nonfiction, 2014.
Tennov, Dorothy. Love and Limerence: The Experience of Being in Love. Lanham, MD: Scarborough House, 1999.
Waite, Linda J., et al. “Does Divorce Make People Happy? Findings from a Study of Unhappy Marriages.” Institute for American Values, January 2002. https://www.researchgate.net/publication/237233376_Does_Divorce_Make_People_Happy_Findings_From_a_Study_of_Unhappy_Marriages.
Wargo, Eric. “Life's Ups and Downs May Stick.” Observer, May 1, 2007. https://www.psychologicalscience.org/observer/lifes-ups-and-downsmay-stick.
Wikipedia. “Chinese Ghost Marriage.” https://en.wikipedia.org/wiki/Chinese_ghost_marriage.
Wikipedia. “Sildenafil.” https://en.wikipedia.org/wiki/Sildenafil.