Brett is a New Zealand Medical Graduate from Otago, having qualified through the New Zealand Orthopaedic Association Registrar Training Scheme and is now in private practice at Boulcott Hospital. 

He has a particular interest in surgery of the shoulder in addition to hip and knee replacement surgery. He also has an interest in medico legal aspects of orthopaedic surgery.

Brett has been Secretary (1995) & President (2015) of the New Zealand Orthopaedic Association and is on the Health Practitioners Disciplinary Tribunal.