Book excerpt: A systems approach to supervision conceptualizes the supervisory relationship as consisting of several key dimensions, or systems, which interact in subtle ways across various contexts. These systems include the client, the trainee, the supervisor, the functions and learning tasks in supervision, and the professional institution in which the supervision process is taking place. This book demonstrates the various roles supervisors play, from monitor and advisor, to role model, consultant, and mentor, and offers clear, compelling demonstrations of competencies including counseling skills, case c.