The goodness of fit of 3 models of factor structure of the Psychotherapy Supervisor Development Scale (PSDS; C. E. Watkins, L. J. Schneider, J. Haynes, & R. Nieberding, 1995) were examined using a sample of counseling supervisors. The results indicated that the factor structure of the PSDS was largely consistent with the original 4-factor model developed on a sample of psychotherapy supervisors.
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For nearly 20 years, developmental models of supervision have offered a vehicle for conceptualizing the change process that occurs within supervisors as they gain experience in supervision (Hess, 1986; Stoltenberg, McNeill, & Delworth, 1998; Watkins, 1990). ...