Sex Differences and the Effect of Rival Characteristics on Adults’ Judgments of Hypothetical Infidelity

Previous research has revealed the importance of assessing the influence of rival characteristics on sex differences in reports of romantic jealousy. However, no research has addressed how a hypothetical rival may influence sex differences in judgments of infidelity (i.e., the range of behaviors incorporated into an individual’s understanding of infidelity). Thus, the current study adopted evolutionary theory as a framework for examining whether...