The Cheating Heart: Scientific Explorations of Infidelity

Given the potential negative ramifications of infidelity, it is not surprising that researchers have attempted to delineate its root causes. Historically, descriptive approaches have simply identified the demographics of who is unfaithful and how often. However, recent developments in both evolutionary and investment-model research have greatly furthered understanding of infidelity. The field could gain additional insight by examining the similarities of these prominent approaches.