Behavioral genetics is the scientific study of how inherited genetic material shapes human behavior, personality, and mental health. It investigates the complex ways in which genes influence cognitive abilities, emotional responses, decision-making processes, and social interactions. Environmental factors are also considered, as they can modify or amplify genetic influences. By combining insights from psychology , neuroscience , and genomics , behavioral genetics seeks to explain both the biological and experiential underpinnings of human behavior. Researchers focus on traits such as intelligence, temperament , emotional stability, aggression, and social adaptability. Twin and adoption studies provide crucial evidence for heritable contributions to behavior. Genome-wide analyses complement traditional studies, revealing why genetically similar individuals can exhibit differing responses to the same environment. At the heart of behavioral genetics is the interaction...