On their first date, Mia and Josh talked as if they’d known each other for years. Josh loved Mia’s wit; Mia delighted in Josh’s warmth and ready smile. Their relationship blossomed, but doubts crept up on both of them now and again.

Josh was the primary caregiver for a child from a previous marriage, and his financial prospects were dim. That didn’t really bother Mia, since Josh’s personality more than made up for it. Still, he wasn’t her usual ‘type’ – the type that was much younger than her, plus athletic and handsome to boot. Josh, meanwhile, had been dreaming of a cashed-up woman with high ambitions, status and education, ideally with a PhD (or two). Mia’s mere MA was a bit of a sticking point. It was the norm, after all, for men to be the ones to ‘marry up’.

This scenario probably sounds strange, and it should: I’ve invented an anecdote about how the heterosexual dating scene might look 100 years in the future. Currently, the desire for a young, attractive partner of the opposite sex tends to be more prevalent in men than in women. Women, meanwhile, are more likely to prioritise money and status over youth and beauty. Why?

Many evolutionary psychologists put this trend down to the power of innate biological drives. Their argument is that women have a primeval urge to hang on to wealthy men to provide for their children during the long period of pregnancy and childrearing. Men, meanwhile, are mostly concerned about a woman’s fertility, for which beauty and youth serve as helpful cues. In the distant past, this behaviour was adaptive, and so evolution selected and encoded it in our genes, forever.

Sure, the rituals of modern mating look very different to those of our ancestors. ‘Nevertheless, the same sexual strategies used by our Read More Here