The neglect of treatment-construct validity in psychotherapy research: a systematic review of comparative RCTs of psychotherapy for Borderline Personality Disorder.
Lars-Gunnar LundhTerese PeterssonMartin WolgastPublished in: BMC psychology (2016)
Research on psychotherapy needs to be refocused from treatment packages (TP) to treatment models (TM). This requires an improved conceptualization of the methodological principles and skills involved, and the development of valid measures of these, but also improved reporting standards concerning treatment-construct validity in scientific journals.