A case is made for professionalism in clinical training as substance abuse counseling becomes a unique field. Part 1, "Principles," includes: (1) "A Historical Review of Supervision"; (2) "A Working Definition of Supervision"; (3) "Leadership Principles for Supervisors" and; (4) "Traits of an Effective Clinical Supervisor." Part 2, "Models," provides: (5) "Building a Model of Clinical Supervision"; (6) "A Developmental Approach to Supervision"; (7) "The Psychodynamic Model"; (8) "The Skills Model"; (9) "Family Therapy Models" and; (10) "A Blended Model of Clinical Supervision for the Alcoholism and Drug Abuse Field." The "Blended Model" presents a single coherent framework for clinical supervision in the substance abuse field. Part 3, "Methods," delineates application of the Blended Model: (11) "Establishing a Supervisory Contract"; (12) "Basic Supervisory Techniques"; (13) "Evaluation and Feedback"; (14) "Innovative Techniques in Supervision"; (15) "Ethical and Legal Concerns"; (16) "Special Issues in Supervision"; and (17) "Directions for the Future." Twelve appendixes include lists of competencies, self-help materials, the "Tasks of Supervision,""A Design for a Clinical Supervision Training Course,""Individual Development Plan,""Outline for Case Presentations," and evaluation forms. (EMK)