Glenn Mackintosh is the Founder of Weight Management Psychology.

His public work has seen him as the resident psychologist on Ten’s The Biggest Loser: Transformed and he is a weekly contributor on the psychology of health for Style Magazines.

He is a member of the Australian Psychological Society, a fellow of the Obesity Prevention and Treatment Society, and the Queensland representative for the APS Psychology of Eating, Weight, and Body-image Interest Group. Before venturing into full time private practise, he was the Director of Psychology at the Wesley Lifeshape Clinic, and he also consults with Qld Bariatrics patients pre- and post- surgery.

Glenn’s research investigated psychological and social factors and weight management, and he has lectured in weight management psychology, health psychology, and sport and exercise psychology at the University of Queensland, Griffith University, and the Australian College of Applied Psychology.

Glenn has also developed the self-help resources The Complete Reprogramming Series, co-created Weight Management Psychology – Emotional Freedom Techniques for Weight Management Online Program with Professor Peta Stapleton, and developed The Twelve Month Transformation, a group and online program helping people free themselves from yo-yo dieting and develop naturally healthy habits.

Glenn’s passion is in helping people manage their eating, physical activity, weight, and body-image and training other professionals in applying psychological principals to help their clients who are grappling with weight management issues through his sold-out professional workshops, online courses for Personal Trainers through the Australian Fitness Network, and online courses for dietitians in conjunction with Dietitian Connection.  He is enjoying spreading evidence-based, weight-inclusive, innovative messages in his practice, the media and public life.



Read a variety of Glenn’s articles here:

Be Magazine – Welcome to the Club

Women’s Health – Kick the Last 5 Kilos

Weight Watchers Magazine  – Say No to Weight-Loss Saboteurs

Weight Watchers Magazine – Motivate your Mates

Womens Fitness – Fitspo or Fit Fail?

GRAZIA – Health Kick

Good Health – Find your Weight Loss Match

Good Health – What Psychologists Wish You Knew about Weight Loss



Glenn speaking with the 4BC about bariatric surgery:


Glenn speaking with the ABC about hedonic eating:




In Business In Health Social Media Panel

Glenn speaking at the In Business In Health conference with Tim Robards (Tim Robards Method) and Leanne Ward (The Fitness Dietitian), led by Tara Diversi from Health Leadership Australia.

Health Leadership Australia:
In Business In Health:
Tim Robards Instagram:
Leanne Ward Instagram:
Glenn Mackintosh Instagram:


KordaMentha Workplace Presentation “Self-Care for the High Performing Professional”


Mental Health Professionals Network

Glenn presented on an interdisciplinary webinar panel exploring working collaboratively to support mental health of people living with obesity for the Mental Health Professionals’ Network.

Panellists included:
  • Fiona Sutherland (Vic dietitian) 20.23
  • Glenn Mackintosh (Qld psychologist) 12.33
  • Professor Phillipa Hay (NSW psychiatrist) 32.02
  • Associate Professor Gary Kilov (Tas GP) 7.32
  • Facilitator: Dr Konrad Kangru (Qld GP) 00:00


Dietitian Connection

Glenn was interviewed by Kate Agnew of Dietitian Connection about:

  • What sparked Glenn’s interest in psychology
  • Emotional Freedom Techniques (also known as ’Tapping’) and how it’s used in practice
  • ’Psycho-dietetics’ and why dietitians and psychologists need to work together
  • Collaboration, curiosity and communication for effective practice
  • Glenn’s latest venture – ‘Thursday Therapy’ and how you can benefit
  • Mindful eating and martial arts – how Glenn spends his free time
  • #Weareallinthistogether: how we can work together to address obesity on a population level

For more Dietitian Connection podcasts, click here.


Australian Psychological Society

Glenn presented a Webinar for the Australian Psychological Society – Psychology, Eating, Weight and Body Image Interest Group on The Twelve Month Transformation – A Non-dieting Approach for Overall Wellbeing and Success with Weight Management:


Global Weight Management Conference

Glenn was a panellist at the Global Weight Management Conference 2015 discussion on whether people can be “healthy at every size”:

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