Barnaby J. Dixson

1. Introduction For almost 25 years, Fisher’s (1998, 2000) and Fisher et al.’s (2002) theory of independent emotion systems has provided the predominant evolutionary account of romantic love; however, a theory of co-opting mother-infant bonding (see Bode and Kushnick, 2021) may better help to explain aspects of romantic love’s evolutionary history and mechanisms.

Adam Bode1*† and Marta Kowal2† 1School of Archaeology and Anthropology, ANU College of Arts and Social Sciences, The Australian National University, Canberra, ACT, Australia 2IDN Being Human Lab, University of Wrocław, Wrocław, Poland In this non-systematic review, we consider the sample reporting practices of 42 studies up to and including 2021 investigating the biological mechanisms of romantic love (i.e., 31 neuroimaging studies, nine endocrinological studies, one genetics study, and one...

Introduction In this manuscript we argue that sexual selection acting on males and disruptive natural selection (acting differently on males and females) have made humans a highly sexually dimorphic species, albeit in unique ways. After considering the ways in which these different forms of selection have been understood, we first discuss the modest sex differences in human stature and the critical relationship of paternal and maternal stature to pregnancy outcomes.