The document discusses different models of postgraduate supervision including one-on-one, co-supervision, panel supervision, and project supervision. It also examines approaches to supervision such as traditional, candidate groups, supervisory teams/panels, and mixed approaches. Supervision is influenced by institutional processes, departmental practices, disciplinary pedagogy, and funders' requirements. Supervision styles are also affected by whether the program is full-time or part-time, and whether it is for a PhD or masters student. Disciplines have different cognitive and cultural styles that impact supervision. The roles of the supervisor include directing work, coaching, mentoring, facilitating growth, and managing relationships.