The Evolution of Incest Avoidance

Although incest has been a fascinating subject in science and literature, there is still no conclusive explanation for its universal presence. We discuss some prominent explanations such as: 1. Childhood familiarity hypothesis 2. Instinctive theory 3. Inbreeding theory 4. Family disruption theory 5. Psychoanalytic theory 6. Alliance theory 7. Affective dissonance theory