Warren is a registered physiologist with extensive and diverse experience. He has a special interest in helping patients achieve and maintain healthy weight-loss. He has been working with bariatric (weight-loss) surgeons on the Gold Coast and in Brisbane for the last 12 years and has treated more than 4000 patients.

Warren is originally from South Africa and spent 13 years as a soccer player and coach in the USA. His career started with a soccer scholarship to William Carey University in 1991. He has since attained undergraduate and post-graduate degrees from both the University of Southern Mississippi, USA and Bond University, Australia.

Warren is a keen golfer, swimmer, and surfer who also enjoys writing. He has several published articles on the psychology of weight loss and weight loss surgery. He values leading a healthy lifestyle and establishing a healthy relationship with oneself to build resilience. Warren and his wife, Kristy, have made the Gold Coast home for themselves and their two young children for the last 16 years.

Warren also provides assessment and treatment for depression and anxiety and has an extended interest in sport psychology and sport-related mental health issues.