Our Spokespeople

Australian Capital Territory

Lisa Donaldson

BEdu, M Nutr & Diet, APD RN

Areas of interest: Weight loss, children’s health, healthy lifestyle, family nutrition, sports nutrition, nutrition education, cooking, weekly food planning and organisation, allergies and intolerance, body image, recipe and menu development

Lisa is an Accredited Practising Dietitian who commenced her career as a school teacher. With qualifications in Education and Dietetics, Lisa can be found educating students at both the University of Canberra and Canberra Institute of Technology.

Lisa juggles a variety of roles and has built a successful dietetic practice FEEDinc. with a team of senior and emerging dietitians. She is the Nutrition Lead at Michelle Bridges 12 Week Body Transformation Program where she has helped expand the number of calorie levels offered and prompted recipe development for a variety of nutritional needs.

Lisa is a presenter for Nutrition Australia and the Department of Health Fresh Tastes Team. She writes for a variety of online sites and has extensive experience in radio and television interviews. Lisa has recently recorded a children’s album under the guise of The Food Detective (Takes Ten Tastes) to help educate children about nutrition through song.

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 and also a Credentialled Diabetes Educator currently working with Diabetes NSW & ACT, delivering education programs across Sydney and NSW. Kate has 10 years of experience working as a dietitian, with much of her experience specialising in diabetes, weight management and behaviour change. Her previous experience includes work in private practice and in corporate health, working one-on-one with individuals and delivering group education. She has developed weight loss and behaviour change programs for corporate health and written for a variety of publications and audiences.

Kate takes pride in her ability to facilitate group education, teach and elicit behaviour change using a patient-centred approach, helping others to identify their agenda, motivation and goals. She is skilled at being able to translate scientific evidence for a general audience and in presenting to groups, large and small.

She has been a media spokesperson with the Dietitians Association of Australia since 2012.


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, M Public Health

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

Gabrielle is an Accredited Practising Dietitian and Accredited Exercise Physiologist who has a passion for helping with metabolic conditions and weight management. She is currently completing her PhD at the University of Sydney investigating the role of very low energy diet interventions in patients with super obesity.

She has been a guest lecturer at Sydney University and 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 well-being. She has appeared on TV and radio, and made contributions to local and national newspapers across 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.



Milly Smith

BHlthSc MNutrDiet APD

Areas of interest: General nutrition, overweight/obesity, women’s health and fad diets

Milly is an Accredited Practising Dietitian and runs her own private practice ‘Nutrition on Macquarie’ in Hobart, Tasmania. She regularly sees clients for weight management, chronic disease management, gastrointestinal disorders and bariatric surgery. Milly also takes group sessions on mood and food, diet and weight management, and healthy eating after cancer treatment.

Milly is passionate about providing individualized and sustainable advice, as well as de-bunking food myths and fad diets.  She is excited to commence as a DAA spokesperson in 2017, and has previously been involved with local Hobart media, including ABC radio and the Hobart Mercury newspaper.


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 Austin

BSc, MND, APD, Accredited Sports Dietitian

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



Accredited Practising Dietitian, Advanced Sports Dietitian with more than 23 years experience.

Simone has a proven track record of success as an Advanced Sports Dietitian with elite men’s sporting teams and a range of individuals. She has helped Hawthorn AFL Football Club win three premierships, The Australian Cricket Team two World Cups and an Ashes as well as improving the performance with nutrition and hydration of Melbourne Storm Rugby League Club, Melbourne City A-League soccer team and the Melbourne Rebels Rugby Union Club. She is the president of Sports Dietitians Australia and is currently writing a book on sports nutrition.

Simone gives down-to-earth and engaging presentations at work places, conferences, and as a guest speaker at events. Public speaking is one of her passions.

Having been featured on Channel 7, Channel 9, SBS and ABC news, and in print in Men’s Health, Marie Claire, Huffington Post, The Age, Herald Sun and more, and a regular on 3AW breakfast radio, Simone knows how to present nutrition information in engaging snippets for the media. She is active on social media, learning the ropes!


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.