Explore the intersection of behavioral ecology and religious beliefs in this hour-long seminar. Delve into topics such as the fear of afterlife, ecological context, reputation, and belief systems. Examine the evolution of costly behaviors like celibacy and the role of monasteries in society. Investigate how cultural norms, family size, and economic factors influence religious practices. Analyze the phenomenon of single children becoming monks and its impact on family dynamics. Gain insights into the coevolution of religious beliefs and practices with their ecological and social environments.