title: Response to commentaries regarding the Triadic Systems Model perspective.
authors.affiliation: National Institute of Mental Health, National Institutes of Health, 15K North Drive, Bethesda, MD 20892, United States. Electronic address: ernstm@mail.nih.gov.
authors.forename: Monique
authors.initials: M
authors.lastname: Ernst
authors.affiliation: National Institute of Mental Health, National Institutes of Health, 15K North Drive, Bethesda, MD 20892, United States.
authors.forename: Elizabeth
authors.initials: E
authors.lastname: Hale
authors.affiliation: National Institute of Mental Health, National Institutes of Health, 15K North Drive, Bethesda, MD 20892, United States.
authors.forename: Katherine
authors.initials: K
authors.lastname: O'Connell
mesh_terms: D000294:Adolescent Behavior / Q000502:physiology*; D001921:Brain / Q000502:physiology*; D005260:Female; D006801:Humans; D008297:Male; D008959:Models, Neurological; D009042:Motivation / Q000502:physiology*