Survival of the nice and fertile

Most skillful courtiers, not toughest fighters, are selected for in human evolution. Darwin hypothesized this in the title to his book on specifically human evolution. Bigger and bigger brains were selected for because they were more skillful at courting the opposite sex. Survival of the nice and fertile. Darwin's book, the first evolutionary anthropology book: " The Descent of Man, and Selection in Relation to Sex is a book by English naturalist Charles Darwin, first published in 1871, which applies evolutionary theory to human evolution, and details his theory of sexual selection, a form of biological adaptation distinct from, yet interconnected with, natural selection. The book discusses many related issues, including evolutionary psychology, evolutionary ethics, evolutionary musicology, differences between human races, differences between sexes, the dominant role of women in mate choice, and the relevance of the evolutionary theory to society."