This podcast episode explores the function and significance of dreams in different contexts, including their role in practicing overcoming threats, consolidating emotional memories, and facilitating group bonding. The theory of dreams serving a social function, particularly through dream sharing and empathy, is highlighted. The discussion also includes the prevalence and impact of nightmares in people with psychosis and the potential benefits of treating nightmares in psychiatric disorders like post-traumatic stress disorder (PTSD) and psychosis.