books.google.co.uk - Robert Trivers is one of the leading figures pioneering the field of sociobiology. For Natural Selection and Social Theory, he has selected eleven of his most influential papers, including several classic papers from the early 1970s on the evolution of reciprocal altruism, parent-offspring conflicts...http://books.google.co.uk/books/about/Natural_Selection_and_Social_Theory_Sele.html?id=By3I9jsoBQkC&utm_source=gb-gplus-shareNatural Selection and Social Theory : Selected Papers of Robert Trivers