How Did Altruism Evolve?

This podcast episode explores the concept of altruism from a scientific and evolutionary perspective. It discusses the definition of altruism and distinguishes it from related terms such as selflessness and empathy. The episode delves into the neurobiological basis of altruism and its evolutionary benefits, highlighting the role of caregiving instincts and inclusive fitness. It also discusses the specific brain regions involved in altruistic behavior and the interplay between fear and approach motivation. The episode examines how our brains process the emotions and pain of others, emphasizing the role of in-group bias and the importance of increasing exposure to different cultures. Furthermore, it explores the connection between empathy and morality, emphasizing the need for empathy to foster altruistic actions. The episode concludes with a reflection on the potential evolution of altruism and the joy of learning from other species.