Chapter 13

Prevalence rates for sexual behavior are typically based on surveys of the general population. However, many people feel that sex is private and refuse to participate in such surveys, and those who do respond tend to be more liberal, sexually experienced, and unconventional than the norm. What problems might this cause for sex researchers? pp. \(415-428\)

A key technique in sex therapy is to have a couple explore and caress each other's body (sensate focus) while resisting orgasm or intercourse. Why might people become more aroused during sexual caressing if they are prohibited from reaching orgasm or having intercourse? p. 430

Sex is one of the topics most commonly searched on the Internet. Why might it be such a popular search topic? Is the availability of sex chat groups and other sexual material on the Internet psychologically healthy or damaging? pp. \(430,415-449\)