We all know what causes the inherent tension between the sexes - men want sex more, lots more, than women. They're genetically programmed to spread their seed as widely as possible, while women want to mate for life. Right?

Wrong. The truth is women want sex just as much as men do, and with lots of different partners, according to a provocative investigation into female desire by American author Daniel Bergner. They're just not being honest about it with themselves - or with anyone else.

good looking, cute, sexy, fun, but has to have a brain