Freud, S. (1960). Jokes and their relation to the unconscious. J. Strachey, trans. New York: W. W. Norton. (Original work published 1905).
Freund, K., & Blanchard, R. (1993). Erotic target location errors in male gender dysphorics, pedophiles, and fetishists. British Journal of Psychiatry, 162, 558–563. doi:10.1192/bjp.162.4.558
Fulbright, Y. (2009, January 12). FOXSexpert: Asexuality—Is it even real? Fox News.com. Retrieved from www.foxnews.com/story/0,2933,479524,00.html
Gerressu, M., Mercer, C. H., Graham, C. A., Wellings, K., & Johnson, A. M. (2008). Prevalence of masturbation and associated factors in a British national probability survey. Archives of Sexual Behavior, 37, 266–278. doi:10.1007/s10508-006-9123-6
Gervais, M., & Wilson, D. S. (2005). The evolution and functions of laughter and humor: A synthetic approach. Quarterly Review of Biology, 80, 395–430. doi:10.1086/498281
Ghose, T. (2011, July 18). Asexual ants have sex. The Scientist. Retrieved from http://the-scientist.com/2011/07/18/asexual-ants-have-sex
Gilbert, G., Levy-Hinte, J., Rattray, C., Horowitz, J., Lundberg, D. T., Hellmann, P. (Producers), & Cholodenko, L. (Director). (2010). The kids are alright [Motion picture]. United States: Focus Features.
Grimbos, T., Dawood, K., Burriss, R. P., Zucker, K. J., & Puts, D. A. (2010). Sexual orientation and the second to fourth finger length ratio: A meta-analysis in men and women. Behavioral Neuroscience, 124, 278–287. doi:10.1037/a0018764
Grunt, J. A., & Young, W. C. (1952). Psychological modification of fatigue following orgasm (ejaculation) in the male guinea pig. Journal of Comparative & Physiological Psychology, 45, 508–510. doi:10.1037/h0063596
Hamer, D. H., Hu, S., Magnuson, V. L., Hu, N., & Pattatucci, A. M. L. (1993). A linkage between DNA markers on the X-chromosome and male sexual orientation. Science, 261(5119), 321–327. doi:10.1126/science.8332896
Hare, L., Bernard, P., Sánchez, F. J., Baird, P. N., Vilain, E., Kennedy, T., & Harley, V. R. (2009). Androgen receptor repeat length polymorphism associated with male-to-female transsexualism. Biological Psychiatry, 65, 93–96.
Hazan, C., & Shaver, P. (1987). Romantic love conceptualized as an attachment process. Journal of Personality and Social Psychology, 52, 511–524. Retrieved from www.apa.org/pubs/journals/psp/index.aspx
Hecox, M. J. (n.d.). Interview: Ten percent society celebrates 25 years [Web log post]. Retrieved from http://trueendeavorsblog.com/2008/11/11/interview-ten-percent-society-celebrates-25-years
Heiman, J. R. (1977). A psychophysiological exploration of sexual arousal patterns in females and males. Psychophysiology, 14, 266–274. doi:10.1111/j.1469-8986.1977.tb01173.x
Henningsson, S., Westberg, L., Nilsson, S., Lundström, B., Ekselius, L., Bodlund, O., Lindstrom, E., Hellstrand, M., Rosmond, R., & Eriksson, E. (2005). Sex steroid-related genes and male-to-female transsexualism. Psychoneuroendocrinology, 30, 657–664.
Hepper, P. G., Shabidullah, S., & White, R. (1991). Handedness in human fetus. Neuropsychologia, 36, 531–534.
Herek, G. M. (2000). The psychology of sexual prejudice. Current Directions in Psychological Science, 9, 19–22. doi:10.1111/1467-8721.00051
Herek, G. M. (2002). Gender gaps in public opinion about lesbians and gay men. Public Opinion Quarterly, 66, 40–66. doi:10.1086/338409
Heriot, A. (1956). The castrati in opera. London: Da Capo Press.
Hill, S. E., & Durante, K. M. (2011). Courtship, competition, and the pursuit of attractiveness: Mating goals facilitate health-related risk taking and strategic risk suppression in women. Personality and Social Psychology Bulletin, 37, 383–394. doi:10.1177/0146167210395603
Hirschfeld, M. (1948). Sexual anomalies. New York: Emerson Books.
Hobbes, T. (1840). Human nature. In W. Molesworth (Ed.), The English works of Thomas Hobbes of Malmesbury (Vol. 4). London: Bohn.
Hodson, G., Rush, J., & MacInnis, C. C. (2010). A joke is just a joke (except when it isn’t): Cavalier humor beliefs facilitate the expression of group dominance motives. Journal of Personality and Social Psychology, 99(4), 660–682. doi:10.1037/a0019627
Hoffman, P. (1998). The man who loved only numbers: The story of Paul Erdos and the search for mathematical truth. New York: Hyperion.
Hyde, J. S., DeLamater, J. D., & Byers, E. S. (2009). Understanding human sexuality (4th Canadian ed.). Toronto: McGraw-Hill.
IBNLive.com. (2011, April 2). Archie comics plans for 1st gay character. Retrieved from http://ibnlive.in.com/news/archie-comics-plans-series-for-1st-gay-character/148026-40-100.html
Iemmola, F., & Camperio-Ciani, A. (2009). New evidence of genetic factors influencing sexual orientation in men: Female fecundity increase in the maternal line. Archives of Sexual Behavior, 38, 393–399. doi:10.1007/s10508-008-9381-6
Johnson, A. M., Mercer, C. H., Erens, B., Copas, A. J., McManus, S., Wellings, K., Fenton, K. A., Korovessis, C., Macdowall, W., Nanchahal, K., Purdon, S., & Field, H. (2001). Sexual behavior in Britain: Partnerships, practices, and HIV risk behaviors. Lancet, 358, 1835–1842. doi:10.1016/S0140-6736(01)06883-0
Johnson, A. M., Wadsworth, J., Wellings, K., & Field, J. (1994). Sexual attitudes and lifestyles. Oxford, UK: Blackwell Scientific Publications.
Joloza, T., Evans, J., & O’Brien, R. (2010, September). Measuring sexual identity: An evaluation report. UK Office of National Statistics.
Kelly, G. A. (1955). The psychology of personal constructs. New York: Norton.
Kinsey, A. C., Pomeroy, W. B., & Martin, C. E. (1948). Sexual behavior in the human male. Philadelphia: W. B. Saunders.
Kinsey, A. C., Pomeroy, W. B., Martin, C. E., & Gebhard, P. H. (1953). Sexual behavior in the human female. Philadelphia: W. B. Saunders.
Kopsida, E., Stergiakouli, E., Lynn, P. M., Wilkinson, L. S., & Davies, W. (2009). The role of Y chromosome in brain function. Open Neuroendocrinology Journal, 2, 20–30. Retrieved from www.benthamscience.com/open/toneuroej/index.htm
Kotula, D. (2002). A conversation with Dr. Milton Diamond. In The phallus palace: The female to male transsexual (pp. 35–56). Los Angeles: Alyson Publications.
Lalumière, M. L., Blanchard, R., & Zucker, K. J. (2000). Sexual orientation and handedness in men and women: A meta-analysis. Psychological Bulletin, 126, 575–592.
Lamberts, S. W. J., van den Beld, A. W., & van der Lely, A. J. (1997). The endocrinology of aging. Science, 278(5337), 419–424. doi:10.1126/science.278.5337.419