Publications by authors named "William P Andrews"

Background: SWEMWBS is a popular measure of mental wellbeing, shown to be valid in clinical populations. Responsiveness to change has not yet been formally assessed.

Methods: Analysis of data from a clinical sample of 172 clients undergoing up to 4 sessions of cognitive hypnotherapy.

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Three brief psychotherapy outcome measures were assessed for equivalence. The Rating of Outcome Scale (ROS), a 3-item patient-reported outcome measure, was evaluated for interitem consistency, test-retest reliability, discriminant validity, repeatability, sensitivity to change, and agreement with the Outcome Rating Scale (ORS) and Outcome Questionnaire (OQ) in 1 clinical sample and 3 community samples. Clinical cutoffs, reliable change indices, and Bland-Altman repeatability coefficients were calculated.

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Little empirical research exists about highly effective psychotherapists, and none about the factors that mediate the acquisition and maintenance of superior performance skills (e.g., Ericsson, 1996, 2006; Ericsson, Krampe, & Tesch-Romer, 1993).

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