This Stanford Psychology Podcast features Dr. Casey Kenyon Brown, discussing her research on interpersonal emotional processes and their impact on mental and physical health, particularly within couples and caregivers of individuals with neurodegenerative diseases. The podcast details her journey into psychology, combining research and clinical practice. A key study explored empathic accuracy in couples, revealing that accurately understanding a depressed partner's emotions can exacerbate one's own depressive symptoms, while accurate empathy benefits mental health when the partner isn't depressed. The discussion also covers Gottman's "four horsemen" of relationship destruction and strategies for improving relationship quality through shared positive affect and empathy. Ultimately, the podcast emphasizes the importance of understanding emotional dynamics in relationships for improving mental health and longevity.