Greg offers treatment for discrete and complex clinical concerns or long-term psychotherapy targeting a range of life-stage issues or inner struggles. His practice is influenced by modern cognitive and behavioural approaches, particularly Acceptance & Commitment Therapy and Schema Therapy. He draws widely from the insights of other traditions including humanistic, psychodynamic and existential.

Greg has held senior psychologist positions across education and mental health sectors and currently teaches postgraduate psychology students at Cairnmiller Institute.

He has a longstanding interest in the nexus between mental health and high-performance sports. He worked over many years with professional and semi-professional sports men and women with roles across player and staff welfare, performance, and recruitment in an AFL Club.

He is the co-owner of Blue Gum Psychology in Croydon.