Unresolved questions concerning the effectiveness of psychological assessment as a therapeutic intervention: Comment on Poston and Hanson (2010).

In a recent article in this journal, Poston and Hanson (2010) reported a meta-analysis of 17 studies on the use of psychological assessment as a therapeutic intervention (PATI) and concluded that "psychological assessment procedures--when combined with personalized, collaborative, and highly involving test feedback--have positive, clinically meaningful effects on treatment" (Poston & Hanson, 2010, p. 203). Although extant data suggest that PATI...