Stan Tatkin is the founder of the PACT Training Institute and the developer of PACT—A Psychobiological Approach to Couple Therapy. PACT is an integration of neuroscience, arousal regulation, and attachment theory. This therapy modality centers on early attachment and its effect on the development of the brain and the nervous system.Also, PACT encourages couples to participate in secure-functioning relationships, even if the individuals themselves do not have secure attachment.