The central concepts of the theory of interpersonal neurobiology. Many fields have explored the nature of mental life from psychology to psychiatry, literature to linguistics. Yet no common “framework” where each of these important perspectives can be honored and integrated with one another has been created in which a person seeking their collective wisdom can find answers to some basic questions, such as, What is the purpose of life? Why are we here? How do we know things, how are we conscious of ourselves? What is the mind? What makes a mind healthy or unwell? And, perhaps most importantly: What is the connection among the mind, the brain, and our relationships with one another?