Our Spokespeople

New South Wales

clare-collins-webProfessor Clare Collins

PhD, BSc, Dip Nutr&Diet, Dip Clin Epi, AdvAPD AN

Areas of Interest: Children’s health, evidence based practice, weight loss and fad diets, family nutrition, cystic fibrosis, nutrition research methods.

Clare Collins is Professor of Nutrition and Dietetics, School of Health Sciences, Faculty of Health and Medicine and Deputy -Director of the Priority Research Centre in Physical Activity and Nutrition at the University of Newcastle. She is a Fellow of the DAAand represents us on Practice Based Evidence in Nutrition (PEN) internationally. She was a clinical paediatric dietitian for over 20 years at John Hunter Children’s Hospital.

Clare has a H-index of 25 and has published over 180 manuscripts. Her research evaluates the impact of interventions to improve dietary intake on changes in eating patterns, weight and health across all stages of life with a focus on using smart technologies..

She was a team leader on the systematic reviews behind the revision of the 2013 NHMRC Australian Dietary Guidelines. She served on the Australia and New Zealand (ANZOS) council for 6 years, with 2 years as Vice President (2007-08).

Prof Collins founded Healthe@UON, a technology network at the University of Newcastle in 2012 and is academic leader for their Global eHealth Research and Innovation Cluster

Professor Collins has been a DAA media spokesperson for 15 years with over 1000 media interviews to date. She has co-authored 5 books, has consulted to Channel 10 on numerous popular television programs.


Dr Trent Watson


Areas of Interest:
Obesity, diabetes, general nutrition, vitamin and mineral supplements, fad diets, men’s health, sports nutrition, nutrition and fatigue.


Trent started his adult life pursuing a professional rugby league career, but soon realised he would be a better dietitian. He is now the principal consultant dietitian of Ethos Health, a Newcastle-based multidisciplinary allied health business. Trent has completed a PhD at the University of Newcastle, which looked at oxidative stress, antioxidants and exercise. He is continuing his research interests in diabetes, workplace health with a special interest in fatigue.

Trent has extensive consulting experience. He has worked with a diverse range of individuals and groups from coal miners to elite athletes. Trent is a sought after speaker and media commentator and is passionate about providing accurate nutrition, health and lifestyle information that cuts the confusion and can be used in the real world. He has been a DAA spokesperson since 2001 and writes a regular column for Australian Men’s Fitness, among many others.


Dr Alan Barclayawb-2016

BSc, Grad Dip Dietetics, PhD, APD AN

Areas of Interest: Metabolic syndrome, diabetes and pre-diabetes, overweight and obesity, food allergy and intolerance, carbohydrates (sugars, starches and maltodextrins), and food law (e.g., labelling).


Alan is an accredited practicing dietitian and nutritionist with over 21 years of experience. He completed a PhD at the University of Sydney in the mid 2000’s on the association between glycemic carbohydrate (e.g., sugars and starches) and the risk of developing lifestyle-related diseases (e.g., type 2 diabetes and heart disease) and continues to conduct research in this area.

He lectures part-time at the University of Sydney and is a consultant to the Glycemic Index Foundation which licenses its Certified Low GI logo for use on healthy, low GI foods. Alan also works in clinical dietetics maintaining a private practice in Sydney since 1995.

Alan has appeared frequently in newspapers, magazines, radio and television news. He has authored or co-authored more than 30 peer reviewed articles in the scientific literature, and has presented the research at scientific conferences around the globe. Alan is also the author or co-author of 5 books for consumers and also manages a monthly blog.


Dr Kellie Bilinski

BSc, M Nutr & Diet, APD AN, PhD

Areas of interest: Diet, lifestyle and cancer, obesity, healthy eating, research, complementary medicine, vitamin D and omega-3, food myths, food labeling, women and children’s nutrition.


Kellie is an Accredited Practising Dietitian and Nutritionist who has her own Private Practice in North Western Sydney. She has diverse experience in clinical dietetics, private practice, the nutrition industry and research. Kellie undertook her PhD at The University of Sydney’s Medical School on the role of vitamin D and metabolic factors such as insulin in cancer prognosis and has a special interest in the area of nutrition and cancer risk.

Kellie is regularly asked to give presentations to the public and health professionals and is interviewed by the media about diet and cancer, vitamin D, vitamin supplementation, diabetes, obesity and weight management.  Some of her recent projects include being an invited speaker at a national forum on breast cancer and being interviewed by ABC Canberra and for articles in The Sydney Morning Herald and Good Weekend, House and Garden and Diabetic Living.

Kellie is an energetic dietitian passionate about research into disease prevention through optimal nutrition and translating this into messages for the public and health professionals. She has written several papers that have been published in peer-reviewed journals and regularly writes factsheets and patient information about healthy eating, weight management, and diet and cancer.


Kate Gudorfkate-gudorf

BA (Telecommunications), MSc (Nutr&Diet), APD AN

Areas of interest: General nutrition, wellness and prevention, food and cooking, obesity, weight loss and weight management, diabetes, and sports nutrition.


Kate is an Accredited Practising Dietitian working in private practice.  She also has experience in public health and corporate nutrition.  Kate has a keen interest in disease prevention and understands the benefits of leading a healthy, balanced lifestyle to prevent chronic health complications. Kate is passionate about promoting this message and enjoys working with both individuals and groups to encourage healthy eating behaviours and motivate lifestyle change.

Kate completed her tertiary education and dietetic placements in the United States (and is a US Registered Dietitian, as well as an APD). Prior to becoming a dietitian, she gained media experience working in radio, television and online marketing and promotions. Kate enjoys writing about current food, nutrition and health topics. She has been a DAA Spokesperson since early 2012. Her recent interviews include with Cosmo Pregnancy and Weight Watchers magazines.


Nicole Dynannicole-photo

MND (USYD), B.A.(psychology) Dip Sc. Dip Ed. Cert. E.M. APD/AN/ASD

Areas of Interest: workplace health and nutrition, weight management and the psychology of eating, gut health, food intolerances and FODMAPs, vegetarian / vegan diets, kid’s health, sports nutrition.

Nicole is the owner of The Good Nutrition Co. which operates five successful private practice clinics across Sydney. In addition, Nicole pioneered the first Employee Assistance Program (EAP) phone-based corporate nutrition service in Australia and is now the global nutrition supplier for Davidson Trahaire Corpsych. Having worked in chronic disease management for a large pharmaceutical company for many years, Nicole understands the unique health challenges faced by people working in the corporate environment.

Nicole is one of a handful of dietitians in Australia with qualifications in dietetics and psychology. This combination of skills enables her to take a scientific yet practical approach to nutrition care, which she delivers to her clients in ways that are easy to understand and apply.

A dynamic presenter, Nicole is known for her energetic, positive and practical approach to communicating key nutrition messages to audiences large and small.

Nicole is the Chairperson for the NSW Engagement and Development Committee of the Dietitians Association of Australia (currently in her second year) and volunteers her services to a number of schools, teams and charitable organisations.


Gabrielle Maston

BSc Nutr (Hons), B AppSc EXSS, APD, ASD, AEP

Areas of interest: Adult and childhood obesity and metabolic disease management, eating disorders, sports nutrition, fad diets, body image and health promotion.

Gabrielle is an Accredited Practising Dietitian and Exercise Physiologist who owns the private practice Changing Shape in Sydney. Gabrielle’s passion is helping people lose weight, excel in sport, and manage chronic disease by regaining their health through proper nutrition and exercise. She has made it her life’s mission to rid the world of fad diets. In doing this, Gabrielle will help people avoid the torture of restrictive fad dieting and excessive exercise.

Gabrielle is the author of the health and wellness book The Perfect Juice. She is also a regular feature writer for popular fitness magazines and a sought after presenter in corporate health and wellbeing.

She has appeared on TV and radio, and made contributions to local and national newspapers across Australia.

Gabrielle is also currently back at university, completing a Masters in Public Health, with the aim to further her career in working with government to create a healthy Australia.


Northern Territory

Natasha Murrayimage001

BSc, BAppSc (Human Mvmt), BND, Grad Cert Health (Diabetes Mgmt & Edu), APD, AN

Areas of Interest: Diabetes, breastfeeding, childhood nutrition, Indigenous nutrition, food allergies and intolerances.


Natasha is an Accredited Practising Dietitian and also a qualified Diabetes Educator. She commenced her dietetics career as a Public Health Nutritionist working in remote Indigenous communities in the Katherine region of the Northern Territory, and is currently employed as a clinical dietitian in Alice Springs. She has diverse experience in paediatric and adult dietetics.

Natasha has a keen interest in childhood nutrition and encouraging healthy eating habits early – and has two young food-lovers to nurture in this area! She believes in providing accurate and easy-to-understand nutrition information to the public and debunking nutrition myths, and has written articles for the Katherine Times newspaper.



Kate Di Prima kate-diprima_june2010

BSc, M Nutr & Diet, APD AN

Areas of Interest: Children’s nutrition, general nutrition, diabetes, weight management.


Kate has her own private practice in Brisbane. She has experience working with industry, corporations, hospitals, nursing homes and correctional centres.  Kate has a particular interest in childhood and family eating. In 2005, she published ‘The ultimate lunchbox and dinner meals for healthy kids’ and has since published two cookbooks.

Kate has been a DAA Spokesperson since 2003. She previously held the position of Media Liaison Dietitian with DAA. Kate regularly works with the media – both locally and nationally. She has appeared on Brisbane Extra, Sunrise and the Today Show and has recently been interviewed by the Herald Sun newspaper, Choice magazine, and ninemsn online. Kate writes a regular nutrition column for Practical Parenting magazine.


Julie Gilbertjulie-gilbert_2014

BHSc(N&D), Bed(Human Movt), APD AN

Areas of Interest: Weight loss, diabetes, cholesterol, children and teenage nutrition, family health.

Julie has a private practice in Brisbane called Solutions with Food. As part of her business, Julie runs education sessions and shopping tours for private industry, schools and sporting organisations. She also designs and implements weight loss programs, and reviews school canteen menus. Julie is also the president of Sports Medicine Australia (Queensland), which enables her to promote nutrition to a wide range of health professions.

Julie has a background in teaching, which helps her deliver complex nutrition information in a simple way. Julie’s media experience includes newspaper, local and national radio, and television interviews. She has appeared regularly on A Current Affair and Today Tonight and is a regular contributor to Brisbane’s Courier Mail newspaper and ABC radio.  Julie has been a DAA spokesperson since 2005.


Maria Packardmaria-packard

BSc, Grad Dip Nutr & Diet, APD AN

Areas of Interest: Diabetes, children, healthy lifestyle, sports nutrition.


Maria is currently the nutrition manager for the Heart Foundation Queensland and lecturer at Queensland University of Technology. She has spent a significant amount of her career working with Diabetes Australia (Queensland), and running nutrition education programs for health professionals and the wider community, including school-aged children, catering and nursing home staff, and sports persons. Maria has been a member of various Queensland Health working groups and co-initiated the first DAA Diabetes Interest Group in Queensland.

Maria joined the DAA Spokesperson’s Program in late 2009. Her recent interviews have included with the Sydney Morning Herald, ABC Health online, and Women’s Health and Fitness magazine, to name a few. Prior to becoming a DAA Spokesperson, Maria was a regular contributor to the Diabetes Australia publication In Queensland.


Lauren McGuckinlauren-mcguckin

BSc (Nutrition), Grad Dip. (Dietetics), APD, AN, DE

Areas of interest: Diabetes, general nutrition, food and cooking, recipe and menu development, fad diets

As an Accredited Practising Dietitian and Credentialed Diabetes Educator, Lauren is passionate about delivering practical dietary advice. Currently working in private practice, Lauren enjoys working with her clients to support them towards fostering lifelong healthy-habits and values a patient-centered approach to dietetic counseling.

Lauren has experience in many fields including bariatrics, private practice, weight and diabetes management and food service within correctional and immigration detention environments. Her work is strengthened by her love of cooking; and she shares her culinary skills and nutrition expertise through her blog and Facebook page and is the ‘recipe guru’ for Diabetes Queensland’s iQ magazine

Lauren has appeared on radio and contributed to media outlets such as Mamamia, The Glow, The West Australian, Ninemsn and Women’s Health and Fitness magazine. She highly values media involvement as an opportunity to communicate public health messages in an easy-to-understand and accessible way and to further promote dietitians’ as the leaders in nutrition.

South Australia

Tania Ferrarettotania-ferraretto_june2010


Areas of Interest: General nutrition, eating disorders, body image, fad diets.



Tania is the founder of Happy Healthy Me, an organisation dedicated to helping people develop a healthy relationship with food and healthy body image. She works with individual clients, schools, corporate clients, organisations and the media. Tania has a keen interest in eating disorders and eating behaviour.

Tania has worked in community health, clinical dietetics, with the food industry and in public relations and has been a DAA spokesperson since 1999. Tania has worked with media outlets across Australia including ABC Education TV, Today Tonight, The Australian, Australian Women’s Weekly, Cosmopolitan magazine and Good Health and Medicine magazine among many others. Tania has also contributed regular nutrition features to The Advertiser newspaper in Adelaide.


themis-photo3Themis Chryssidis

MND, Grad Cert Human Nutr, B Psych, Cert IV Personal Training, APD, AN, ASD

Areas of interest: Weight Loss; Eating Disorders; Diabetes; Gastrointestinal Conditions; Sports Nutrition and Workplace Health


Themis was born in Adelaide, South Australia. He has worked as a personal trainer and fitness coach for many individuals and sporting clubs and as a dietitian in a range of private practices and in various corporate settings. Themis regularly provides private and public nutrition presentations for businesses, associations and sporting organisations and expert advice to the media.

In 2011, Themis and his business partner Callum Hann established their cooking school, Sprout and in 2015 they launched Sprout Health Studio where Themis practises as a dietitian along with other allied health professionals, including physiotherapists and psychologists. Themis is a result-focused dietitian with a love for good food and exercise and an innovative and driven dietitian.



Melanie McGricemelanie-photo

BScNutr, Hons, MNutrDiet, AdvAPD, MAICD

Areas of Interest: Fertility, pregnancy, weight management, women’s health and fad diets.


Melanie is an Advanced Accredited Practising Dietitian with a Masters degree in Dietetics.  She is passionate about working with people to improve their nutrition, one bite at a time, whether through her books, presentations, clinic or social media.  She is the director of Nutrition Plus, a dietetic company which specialises in fertility, pregnancy and women’s health. Melanie was awarded the ‘excellence in dietetics’ award in 2012 for her outstanding contribution to the field of nutrition.  She has authored three books and has co-authored several papers published in peer-reviewed scientific journals.

In her spare time you’ll find her fundraising for her favourite charities, playing with the myriad of foster kids coming through her doors, checking out new restaurants and getting outdoors.  Join her free nutrition and wellbeing network at www.melaniemcgrice.com.au


Lisa Rennlisa-renn-web

MND, Grad Dip Nutrition, BAppSc (Phys Ed), APD AN

Areas of Interest: Overweight/obesity, behavior change therapies, diabetes, heart disease, children and family nutrition counseling, general nutrition.


Lisa has worked as a Community Health Dietitian for more than 12 years. She also runs a private practice ‘Body Warfare Nutrition’ and has recently published her first book ‘Body Warfare – the Secret to Permanent Weight Loss’. Lisa was a member of the working party which developed DAA’s ‘Best Practice Guidelines for the Treatment of Overweight and Obesity’. She is an Accredited DAFNE (Dose Adjustment for Normal Eating) facilitator, and has a background in secondary school education. Lisa is passionate about using behavioural therapy strategies to help patients achieve health outcomes.

Lisa has been a DAA Spokesperson since 2008. Her recent media interviews include for Women’s Health, Wellbeing and That’s Life magazines, Body + Soul, and The Age and the Herald Sun newspapers. She has been interviewed for numerous radio programs, as part of her role as a DAA Spokesperson, and has previously appeared on the Channel Nine programs What’s Good for You and A Current Affair.


Simone Austinsimone-austin-sep2015

BSc, MND, APD, Accredited Sports Dietitian

Areas of Interest: Sports Nutrition, Health promotion presenter, Developing positive relationships with food and health, Media.

Simone has more than 22 years experience working with athletes from recreational to the elite level. Simone commenced at the Western Bulldogs AFL team, moved onto the Australian Mens Cricket team, and is now back to AFL – currently into her eight season with Hawthorn Football Club. During this period, Simone also worked with Melbourne City in the A League, Melbourne Storm Rugby League and Melbourne Rebels Rugby Union clubs and some Olympic swimmers. She is President of Sports Dietitians of Australia and loves the drive for improvement that sport brings.

Simone has had her hand in many areas of nutrition, having worked in the fields of community nutrition and health promotion, managing a community health team. Corporate wellbeing and nutrition lectures are a current passion, along with working with food companies to provide good-quality, nutritious food. She runs a private practice and provides aged care visits, whilst also working with Swisse Wellness developing sports nutrition supplements and promoting wellness. Over the years Simone has written numerous magazine articles, completed radio interviews, television stints and enjoyed involvement with the television series, The Recruit, ensuring nutrition was on the agenda.

Simone likes to spread the ‘nutrition message’ and passion for food as an important part of life, to as many people as possible.


Joel Feren

BBNSc (Hons), MSc (Diet), APD, AN

Areas of Interest: Men’s health, general nutrition, diet trends, food myths and aged care.


Joel is an Accredited Practising Dietitian with a background in the biomedical sciences. Joel undertook his Masters in Dietetics following his undergraduate degree in Behavioural Neuroscience and Honours in Exercise Physiology.

Joel works in private practice across Melbourne. He typically sees clients wanting to lose weight, improve their digestive health or better manage their diabetes. Joel also consults to several large residential aged care facilities. He has had experience working in sports nutrition and corporate health. Joel’s main area of interest is men’s health. Further, he has a passion for the role of diet in the prevention and management of chronic disease.

Joel writes a regular blog and has written a number of articles for Fairfax Media, The Huffington Post, Mamamia and Australian Gluten Free Life magazine. He has also appeared on radio. Joel is active on social media and he created the ‘Get your man in the kitchen’ campaign intended to encourage men to get into the kitchen and prepare healthy meals.


Tim McMaster

BHlthSc MNutrDiet APD AN ASD

Areas of Interest: Sports nutrition, diabetes, aboriginal health, men’s health, weight management


Tim has worked in Tasmania as an Accredited Practising Dietitian for almost four years, focusing his time mainly with Diabetes Tasmania and Aboriginal Health. The majority of his clinics and group education sessions are conducted in rural regions of the north and north west of the state. He likes to focus on a non-judgmental, individualized approach in helping his clients meet their nutritional goals to enhance their health.

Tim has a keen interest in sports of all forms, hence works as a sports dietitian in Launceston, and is also involved with the Hawthorn Football Club when they play in the state.


Western Australia

Charlene Grosse

BSc, (Nutr & Food Sci), Post Grad Dip Diet, APD AN

Areas of Interest: Gastrointestinal Disease, IBS, food intolerances, FODMAPs, Bariatric (obesity) surgery, fad diets & the non-diet approach to weight management.

Charlene has diverse experience in both the private hospital (Manager Dietetics and Social Work) and private practice settings. She and is the principal dietitian of Specialised Nutrition Care, a Perth dietetic practice specialising in oncology, gastrointestinal disorders, FODMAPs and bariatric surgery. She is well respected for her expertise as a bariatric and gastrointestinal dietitian. Charlene was a key driver in establishing the WA bariatric dietitans working group and the DAA National Bariatric Interest Group and was recently awarded the Dietitians Association of Australia Award of Merit (WA Branch) for her work in this area.

Charlene is passionate about helping people understand the practical dietary management of diseases through a person-centered, individual approach.

Charlene has been a DAA Spokesperson since 2012. Her recent recent interviews as a DAA Spokesperson have included many national newspaper articles, magazines and radio programs and has previously featured on the Channel Nine news.


Margaret Hays

BSc Post Grad Dip Dietetics, Post Grad Dip Diabetes Ed, APD AN

Areas of Interest: General nutrition, diabetes, weight loss, family eating.


Margaret works in private practice in Perth. She consults to individuals, industry and corporations, and also writes nutrition education material. Margaret has previously worked as a nutrition consultant in Asia, and she is a qualified diabetes educator.Margaret has been a DAA spokesperson since 2004. She is able to translate nutrition science into practical information for the public and does so in a very personable way.

Margaret has worked with national television, including news and current affairs programs, and radio, such as Triple J’s Hack program, a national current affairs program that runs each weekday. She is frequently quoted in the West Australian newspaper, and has recently been interviewed for Good Health magazine and ninemsn online.