Despite a long history of study, consensus on a human-typical mating system remains
elusive. While a simple classification would be useful for cross-species comparisons, across …

The life history of Homo sapiens is characterized by a lengthy period of juvenile
dependence that requires extensive allocare, short interbirth intervals with concomitantly …

In this article, I outline a general framework for the evolutionary analysis of mental disorders
based on the concepts of life history theory. I synthesize and extend a large body of work …

This chapter focuses on (1) outlining an adaptationist perspective on physical
attractiveness,(2) presenting the basic questions that this perspective leads us to ask,(3) …

Demographic data on wild chimpanzees are crucial for understanding the evolution of
chimpanzee and hominin life histories, but most data come from populations affected by …

This article looks at the evolution of sex differences in sexuality in human beings and asks
whether evolutionary psychology sometimes exaggerates these differences. According to a …

Why females of some species cease ovulation before the end of their natural lifespan is a
longstanding evolutionary puzzle. For many species in captivity, post-reproductive life is …

Romantic love is a phenomenon of immense interest to the general public as well as to
scholars in several disciplines. It is known to be present in almost all human societies and …

The monitoring of endocrine markers that inform about an animal's physiological state has
become an invaluable tool for studying the behavioral ecology of primates. While the …

Women's capacity for sexual fluidity is at least as interesting a phenomenon from the point of
view of evolutionary biology and behavioral endocrinology as exclusively homosexual …