Listen now | In this episode, Xavier Bonilla has a dialogue with Stephen Porges about polyvagal theory. They discuss the importance of safety, the vagus nerve and polyvagal theory, and why the Respiratory Sinus Arrhythmia (RSA) is important. They discuss the various branches, the social engagement system, neuroplasticity, and how the polyvagal theory works with trauma and co-regulation. They discuss the practical and clinical uses of the polyvagal theory, criticisms of the theory, future of the theory, and many more topics.