“It’s also worth saying that it’s actually quite difficult to lie in the Natsal interview.
We also run extensive checks on all completed interviews and find that most people are consistent in their answers.” Apparently, the discrepancy between the number of sexual partners reported by men and those by women can be partly accounted for by the fact that men tend to round up a figure, whereas women round down.
She explains that this was really a shorthand for saying how busy and stressed we have become.
“We work more, and we’ve lost the structured schedule to the day when there was a time for family, a time for relationships and a time for work.” The report also found that while, on the one hand, we have become more sexually adventurous and certainly more accepting of homosexuality, at the same time we have become more judgmental about infidelity.
“The Kinsey studies relied on self-selecting volunteer samples,” she says.
The Kinsey reports painted a picture of a nation not only willing to dabble in same-sex liaisons but engaging in oral and anal sex at a time when any media discussion of these practices was non-existent.You ask them how often they are having sex, with whom, and in what way. I put these reservations to Dr Soazig Clifton, a researcher on the Natsal project and an expert in devising statistically sound surveys of human sex lives.She says there are ways of getting around the obvious biases.The Big Short, the film adaptation of Michael Lewis' book of the same name about the causes of the financial crisis, opens in UK cinemas this weekend.How will the story stack up against the greatest films about business?It is easy to get the impression that everyone is having sex almost all the time yet, as the survey shows, that is clearly not the case.