Why do you fall in love with one person rather than another? To find out, read this groundbreaking new study of our personalities and the way we fall in love -

An exploration of human behavior examines the innate aspects of love, sex, and marriage, discussing flirting behavior, courting postures, the brain chemistry of

A groundbreaking exploration of our most complex and mysterious emotion Elation, mood swings, sleeplessness, and obsession—these are the tell-tale signs of so

An anthropological study of human sexuality considers the influence of bipedalism on radical changes in female sexuality, which in turn affected the development