Objective Synthesize the information about the factors associated with maintenance of
breastfeeding for 12 months or more. Data source A systematic review was conducted in the …

A scientist integrates evolutionary biology, genetics, psychology, economics, and more to
explore the development and workings of human societies.“There is no good reason why …

'Breastfeeding is best for baby'is the view supported by many health organisations including
Australia's National Health and Medical Research Council (NHMRC) and the World Health …

Where did we come from? What is our connection with other life forms? What are the
mechanisms of mind that define what it means to be a human being? Evolutionary …

This target article presents an integrated evolutionary model of the development of
attachment and human reproductive strategies. It is argued that sex differences in …

Research conducted in the last fifteen years has placed in question many of the traditional
conclusions scholars have formed about human female sexuality. Though conventional …

This study examines female reproductive development from an evolutionary life history
perspective. Retrospective data are for 10,847 US women. Results indicate that timing of …

Abstract The Trivers–Willard hypothesis predicts the unequal parental investment between
daughters and sons, depending on maternal condition and offspring reproductive potential …

Decades of research demonstrate that conflict shapes and permeates a broad range of
family processes. In the current article, we argue that greater insight, integration of …

The grandmother hypothesis (GH) of Hawkes et al.([1998]: Proc Natl Acad Sci USA 95: 1336–
1339) finds that selection for lower adult mortality and greater longevity allow for the …