This podcast episode presents a comprehensive examination of infidelity through the lens of evolutionary psychology, specifically analyzing the Dual Mating and Mate Switching hypotheses. The findings reveal that both men and women tend to engage in infidelity with partners who are more physically attractive, while prioritizing parental qualities in their primary partners. Macken's study challenges many preconceptions about gender stereotypes and infidelity motivations, suggesting that dissatisfaction and resource-driven behaviors play crucial roles. The discussion addresses various complex factors influencing infidelity, reinforcing that human relationships are multifaceted and highlight the need for an objective understanding of such behaviors beyond political biases.