Q. Talk about the handicap principle here, which is so important to sexual selection theory, and to your book.

Two other approaches to cultural selection theory are social contagion and evolutionary epistemology.

Broadbent's filter model is an early selection theory of attention.

This particular hypothesis bridges the gap between the early and late selection theories.

Therefore, sexual selection theory would suggest that a male should attempt to mate with several females.

A sexual selection theory must explain why both sexes are intelligent.

What it questions is natural selection theory.

Charles Darwin's natural selection theory was published in 1859.

Apart from mutual mate-choice and sexual selection theory, this includes work on:

He made significant contributions to the clonal selection theory.