This paper reviews the research undertaken by trainees in counseling supervision who were students in a class on studies in supervision. One study which is discussed focuses on the relationship of supervisor behavior and supervisor didactic or experiential expectations. Another study is presented which explores the behavioral correlates of supervisors' didactic or experiential expectations over time. Also discussed are an investigation of the interpersonal influence dimensions of expertness, attractiveness and trustworthiness on the supervisory relationship and an examination of the effective supervisor as perceived by beginning counselor trainees. Doctoral research of the author in presented which concerns supervisor-counselor interpersonal need compatibility and counseling supervision. Findings from the studies are summarized and implications for the training of supervisors are discussed. (Author/NRB)