The existence of altruistic behaviors has been a difficult problem for evolutionary theorists from the beginning.

More orthodox evolutionary theorists would find his judgment too rigidly dichotomous.

Few evolutionary theorists would suggest that it occurs inevitably.

Can evolutionary theorists ever make sense of religion?

Sir Walter Scott was an author, not an evolutionary theorist.

Confident and exhilarated, evolutionary theorists believe they have a universal framework to explain human behavior.

Eisler has been described as a cultural historian and an evolutionary theorist.

Trivers is arguably one of the most influential evolutionary theorists alive today.

This much is common ground amongst evolutionary theorists.

Here are three questions of the kind evolutionary theorists love.