“to the Boston Sunday Globe”: Toussaint, “This Woman’s One-piece Bathing Suit Got Her Arrested in 1907.”

“factories are disappearing”: Miller, C. C., “Why Men Don’t Want the Jobs Done Mostly by Women,” New York Times, January 4, 2017, https://www.nytimes.com/2017/01/04/upshot/why-men-dont-want-the-jobs-done-mostly-by-women.html.

“New York Times in 2017”: Miller, “Why Men Don’t Want the Jobs Done Mostly by Women.”

“shaving their genitals”: Chur-Hansen, A., “Preferences for Female and Male Nurses: the Role of Age, Gender and Previous Experience—Year 2000 Compared with 1984,” Journal of Advanced Nursing 37, no. 2 (January 2002): 192–98.

“A 2002 sociological study”: Sargent, P., “Under the Glass: Conversations with Men in Early Childhood Education,” Young Children 57, no. 6 (November 2002).

“just over 2 percent”: Bureau of Labor Statistics, “Employed Persons by Detailed Occupation, Sex, Race, and Hispanic or Latino Ethnicity,” 2018, https://www.bls.gov/cps/cpsaat11.htm.

“top NASCAR series”: Hembree, M., “For Most Female Racecar Drivers, Breaking Through Asphalt Ceiling Proves Elusive,” USA Today, May 15, 2018, https://www.usatoday.com/story/sports/nascar/2018/05/15/women-auto-racing-danica-patrick-nascar-indycar-nhra/528855002/.

“One journalist, Bob Pockrass”: Pockrass, B., “Furniture Row Racing’s Demise Highlights NASCAR’s Competitive Problems,” ESPN, September 4, 2018, http://www.espn.com/racing/nascar/story/_/id/24578901/nascar-cup-series-end-furniture-row-racing-bad-nascar.

“Julia and Danica Patrick”: Associated Press, “Danica 2.0? NASCAR Searching for More Female Drivers,” February 13, 2018, https://www.usatoday.com/story/sports/nascar/2018/02/13/danica-2-0-nascar-searching-for-more-female-drivers/110386844/.

“that study concluded”: Jacobs, T., “And the Oscar Goes to…an American,” Pacific Standard, February 6, 2017, https://psmag.com/news/and-the-oscar-goes-to-an-american, and Steffens, N. K., Haslam, S. A., Ryan, M. K., & Millard, K., “Genius Begins at Home: Shared Social Identity Enhances the Recognition of Creative Performance,” British Journal of Psychology 108, no. 4 (February 2017): 721–36.

“friendships and romantic relationships”: Hutson, M., “You’re Just Like Me!” Atlantic, January/February 2015, https://www.theatlantic.com/magazine/archive/2015/01/youre-just-like-me/383502/.

“emotions, attention, and reasoning”: Parkinson, C., Kleinbaum, A. M., & Wheatley, T., “Similar Neural Responses Predict Friendship,” Nature Communications 9 (2018).

“hundreds of different variables”: Bahns, A. J., Crandall, C. S., Gillath, O., & Preacher, K. J., “Similarity in Relationships as Niche Construction: Choice, Stability, and Influence Within Dyads in a Free Choice Environment,” Journal of Personality and Social Psychology 112, no. 2 (February 2017): 329–55.

“acknowledged in a news release”: University of Kansas, “Study Finds Our Desire for ‘Like-Minded Others’ Is Hard-Wired,” February 23, 2016, https://news.ku.edu/2016/02/19/new-study-finds-our-desire-minded-others-hard-wired-controls-friend-and-partner.

“even mentioned arms control”: Shipler, D., “Summit Aftermath: In the Private Talks, Humor and a Deep Disagreement,” New York Times, December 12, 1987, https://www.nytimes.com/1987/12/12/world/summit-aftermath-in-the-private-talks-humor-and-a-deep-disagreement.html.

“report several years ago”: Kliger, S., “Russian-Jewish Immigrants in the U.S.: Social Portrait, Challenges, and AJC Involvement,” accessed in 2015, http://www.ajcrussian.org/site/apps/nlnet/content2.aspx?c=chLMK3PKLsF&b=7718799&ct=11713359.

“fines and jail time”: Article 19, “Russia: Federal Laws Introducing Ban of Propaganda of Non-traditional Sexual Relationships,” 2013, https://www.article19.org/data/files/medialibrary/37129/13-06-27-russia-LA.pdf.

“considered homosexuality acceptable”: Pew Research Center, “The Global Divide on Homosexuality,” June 4, 2013, http://www.pewglobal.org/2013/06/04/the-global-divide-on-homosexuality/.

“Russians attend church regularly”: Pew Research Center, “Russians Return to Religion, but Not to Church,” February 10, 2014, http://www.pewforum.org/2014/02/10/russians-return-to-religion-but-not-to-church/.