newNRG has assembled an outstanding team of international experts on the treatment of obesity. The members include specialists in medicine, psychiatry, psychology, nutrition, diet, exercise and movement.

We are passionate about combining research with user-centred design to build programs which are engaging, interactive, social, and above all, successful, long-term.

Nicola McCalliog

CPsychol, MSc, PGCE, BSc (Hons)

As newNRG Clinical Director and designer of the newNRG programs, Nicola is a Forensic Psychologist who has previously practiced in the United Kingdom and New Zealand. She has completed her Chartership to practice as a Psychologist in the UK and has a Masters in Applied Forensic Psychology, Postgraduate qualifications in Applied Sport and Exercise Psychology and a Bachelor of Science in Psychology and Sport Science. Read more

Dr. Karam Kostner


Dr. Karam Kostner is Director of Cardiology at the Mater Hospital, and Associate Professor of Medicine, University of Queensland. He has extensive clinical and research experience in lipid management and primary prevention of CVD. Read more

Dr. Helen Lavretsky

UCLA Department of Psychiatry

Dr. Lavretsky is a geriatric psychiatrist with the research interest in geriatric depression. She is a recipient of the Career Development award from NIMH and other prestigious research wards. Her current research studies include investigations of psychopharmacological treatment of geriatric depression, the interaction of co-existing medical and psychiatric disorders in relation to health.

Dr. Wendy Walsh


Dr. Wendy was nominated for an Emmy Award for her work as co-host on The Dr. Phil spinoff, The Doctors TV show. Dr. Wendy is an Adjunct Professor of Psychology at California State University, Channel Islands. She holds a B.A. in Journalism, a Masters degree in Psychology, and a Ph.D. in Clinical Psychology, and is the author of three books and numerous publications, including The 30-Day Love Detox. Read more

Dr. Gary Leong


Dr. Gary Leong is a staff specialist in paediatric endocrinology and diabetes at the Mater Childrens’ Hospital. His passion is treating obesity, the cause of many of the medical problems he faces. Read more

Dr. Gary Slater


Gary is a sports performance focused dietitian and sports physiologist who has been working in elite sport since 1996. He has a passion for helping individuals achieve their sporting ambitions, including those aspiring for Commonwealth & Olympic Games success. Read more

Dr. David Merrill

MD, PhD UCLA Health System

Dr. Merrill is an Adult and Geriatric Psychiatrist at UCLA. His interests include Aging and Memory Research. His Preventative Medicine projects examine factors contributing to healthy brain aging and prevention of Alzheimer’s Disease. Dr. Merrill received a Friends of the Semel Travel Award to present results of his research at the 2010 International Conference on Alzheimer’s Disease.

Dr. David Cunnington


Dr. David Cunnington is a specialist sleep physician providing healthcare to clients with complex sleep problems and promoting sleep health through education, research and advocacy. Director of Melbourne Sleep Disorders Centre and co-founder of, an online resource for sleep information, David, actively works to improve the lives of people with sleep disorders, as well as promote healthy sleep for everyone. Read more

Dr. Cyrus Raji

UCLA, David Geffen School of Medicine

For the past six years Dr. Raji worked in a collaborative relationship with the Laboratory of Neuroimaging, formerly of UCLA and now located at USC. With this group, he has published six scientific papers in high impact journals. These papers on lifestyle and brain structure have been cited 740 times as of July of 2014. This research continues to be ongoing and very active.

Prof. Sandra Capra

PhD MSocSc

An expert on allied health in general and nutrition and dietetics curricula and competencies, in particular, and Dr Capra reviews programs both in Australia and overseas. She is regularly invited to speak on the topic of educational standards, quality and competence. Read more

Dr. George Blair-West


Trained as a medical doctor and specialising in psychiatry, Dr. Blair-West has worked as a psychotherapist for 20 years and now sub-specialises in the treatment of obesity. His fascination is the way the human mind develops deep emotional attachments to food and then sabotages weight loss if they are not managed. Read more

Dr. Chris Askew


Dr. Chris Askew is an Associate Professor and Senior Research Fellow within the School of Health and Sport Sciences at University of the Sunshine Coast. He is an accredited exercise physiologist (AEP) with a particular interest in the pathophysiology and management of chronic diseases. Read more

Go top