Journal article
Sex Differences in Detecting Sexual Infidelity
Abstract
Despite the importance of extrapair copulation (EPC) in human evolution, almost nothing is known about the design features of EPC detection mechanisms. We tested for sex differences in EPC inference-making mechanisms in a sample of 203 young couples. Men made more accurate inferences (φmen = 0.66, φwomen = 0.46), and the ratio of positive errors to negative errors was higher for men than for women (1.22 vs. 0.18). Since some may have been …
Authors
Andrews PW; Gangestad SW; Miller GF; Haselton MG; Thornhill R; Neale MC
Journal
Human Nature, Vol. 19, No. 4,
Publisher
Springer Nature
Publication Date
December 2008
DOI
10.1007/s12110-008-9051-3
ISSN
1045-6767