Our Spokespeople

Australian Capital Territory

Lisa Donaldson

BEdu, M Nutr & Diet, APD AN

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 has successfully combined both careers during the past ten years, teaching students at the University of Canberra, Canberra Institute of Technology and the Australian Defence Force Academy.

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 and Recipe Developer at Michelle Bridges 12 Week Body Transformation Program where she has helped expand the number of calorie levels offered and prompted recipe development and meal planning for a variety of nutritional needs.

Lisa is a skilled presenter, presenting for a number of organisations including Nutrition Australia and the ACT Department of Health. She writes for a variety of online sites and has extensive experience in radio and television interviews. Lisa has recorded a children’s album and has recently written a book under the guise of The Food Detective to help educate children about nutrition through song and story.

New South Wales

Professor 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.

Professor Collins is an NHMRC Senior Research Fellow, Director of Research for the School of Health Sciences and Deputy Director, Priority Research Centre in Physical Activity and Nutrition, the University of Newcastle. She leads the largest team of research dietitians internationally in developing food and nutrition eHealth tools, programs and evaluating the impact on eating patterns and diet-related health across key life stages and chronic disease conditions. Professor Collins has published over 350 manuscripts and supervised 28 Higher Degree Research candidates to completion. In 2018 she was awarded the Dietitians Australia (DA) President’s Award for Innovation in Honour of the Memory of Josephine Rogers and in 2017 Hunter Medical Research Institute, Researcher of the Year.

Professor Clare Collins is a Fellow of the Dietitians Australian (DA) and has been a DA spokesperson since the program’s inception in 1999. Prof Collins is passionate about nutrition communication and a sought after media commentator having completed thousands of media interviews, and is a regular guest of Dr Karl on TripleJ Science Hour. In 2018 she was an ABC Catalyst presenter on Feeding Australia. She co-created the Massive Open Online Course (MOOC), The Science of Weight Loss – Dispelling Diet Myths, has been completed by over 45,000 people across 180 countries. Professor Collins is the most read Australian author for The Conversation with over 75 articles and 8 million readers.


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 is 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 obesity, workplace health and 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 DA spokesperson since 2001.


Dr Alan Barclayawb-2016

Cert III (Commercial Cookery), BSc, Grad Dip Dietetics, PhD, APD AN

Areas of Interest: Diabetes and pre-diabetes, heart disease and stroke, metabolic syndrome, overweight and obesity, food allergy and intolerance, carbohydrates (sugars, starches, maltodextrins and dietary fibre), food law (e.g. labelling), food science and commercial cookery.

Alan is an accredited practicing dietitian and nutritionist, with over 25 years of experience. He completed a Certificate III in commercial cookery in 2018 and is also a qualified chef. 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.

Alan has extensive experience as a consultant and also works in clinical dietetics maintaining a private practice in Sydney since 1995. He is able to translate complex nutrition science in to practical advice for people from all walks of life and is also able to help with the development of new foods and recipes.

Alan has been a DA Spokesperson since 2004 and has given interviews for a broad range of newspapers, magazines, radio and television stations. He has authored or co-authored nearly 40 peer reviewed articles, 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 on healthy eating.



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 Australia since 2012.


Nicole Dynan

MND (USYD), B.A.(psychology) Dip Sc. Dip Ed. Cert. E.M. APD, AN, Accredited Sports Dietitian

Areas of Interest: Gut health, IBS, food intolerances and FODMAPs, workplace health and nutrition, vegetarian / vegan diets, weight management & the psychology of eating, sports nutrition.

Nicole is an Accredited Practising Dietitian and Accredited Sports Dietitian. She specialises in gut health, optimising digestion and food intolerances and is one of a handful of dietitians in Australia with qualifications in dietetics and psychology.

Nicole is known as ‘The Gut Health Dietitian’ and runs a network of private practice clinics in Sydney for ‘The Good Nutrition Company’, which she founded in 2012.

Nicole is driven to reach and help as many people as possible with credible nutrition advice and as a result, her corporate nutrition business has consulted to over 20,000 employees since its inception in 2014.

Nicole is a guest lecturer for The University of Sydney and University of NSW and media spokesperson for Dietitian’s Australia.

Prior to becoming a dietitian, Nicole worked in senior management for Merck, Sharp & Dohme pharmaceuticals.


Jane Freeman

BSc.Grad.Dip.Diet&Nutr. IOC Dip.Sports.Nutr. Cert.Paed.Nutr. M.Mgt. APD, AN, Accredited Sports Dietitian

Areas of Interest: Cancer nutrition, women’s health, sports performance, weight management, malnutrition, gastrointestinal function, school food, creative menu development (professionally-trained cook)

Jane is a highly-regarded Accredited Practising Dietitian with more than 20 years experience. She now runs her own practice ‘CANutrition’ as well as works as a senior dietitian for Cancer Fit, Australia. Her website includes posts, updates and tips, and features her CANcook recipe program.

Jane commenced as a DA Spokesperson in 2018, after having spent more than 12 years working abroad in London and Singapore. Whilst in London, Jane became known as one of London’s most-trusted dietitians, with regular appearances on BBC breakfast, radio and interviews in The Times, Guardian and Daily Mail. She was also awarded a British Medical Association prize for her cancer nutrition book ‘How To Eat Well When You Have Cancer’.

After moving to Singapore, Jane established a busy private practice called Food Equation, ran the Berlin marathon and became involved in working with international schools to help them transform food cultures and menus. This included development of a ‘Good To Go’ canteen, which was featured on the Asian TV show Food Detectives as it shared how to get high school kids eating and engaging with good food choices. Jane was accredited to the menu development of Singapore’s first healthy fast food café, called YOLO. Hardly a week goes buy without her being contacted by Asian media outlets requesting an interview or comment – and this is despite Jane having been back in Sydney for two years!

Jane’s media style is to bridge the complexities of nutrition science and the myriad of individual needs, with what are ‘penny drop’ type messages that make sense, excite and (if needed) help nudge people toward doable next steps.


Felicity Curtain

MNutrDiet, BFSc&Nutr, GradCert Comms, APD.

Areas of interest: Food and nutrition trends, fad diets, vegetarian eating, food and cooking.


A love of food, cooking, and healthy eating inspired Felicity’s career as a dietitian, and she has experience working across a variety of areas, including nutrition communications, marketing, and private practice.

Felicity prides herself on keeping ‘in-the-know’ about food and diet trends, and is highly passionate about spreading evidence-based nutrition messages in an easily digestible manner. Felicity has a broad range of media experience, having appeared regularly on 3AW and Health Care Professional Radio, as well as in print media such as Woolworths Fresh and Eat Well magazines. Having previously worked as DA’s Media & Marketing Dietitian, she has a keen appreciation for working with journalists to share credible nutrition information.

As the Nutrition Manager at the Grains & Legumes Nutrition Council, Felicity leads various projects relating to research, nutrition insights, food labelling, and advocacy, ultimately aiming to boost public health through good nutrition.


Dr Anika Rouf

PhD, BBiomedSc,  MNutrDiet, APD, AN

Areas of Interest: General nutrition, healthy lifestyle, food and cooking, weekly food planning/meal preparation, body image, wellness and prevention, workplace wellness, family nutrition, women’s health, weight loss and weight management.

Dr Anika Rouf is an Accredited Practising Dietitian who recently completed her PhD from the University of Sydney. Her area of research investigated social media use to improve eating habits of young adults.

Anika is passionate about healthy home cooking and working towards small sustainable behaviour changes. She also has a particular interest in communicating nutrition using digital platforms. She currently works across two universities and runs a virtual practice which is focused on women’s health and intuitive eating.

Anika has been interviewed on SBS Food, 9 coach and WYZA magazine. She has written pieces for Men’s Muscle and Health and PostScript magazine. She has also been involved in radio interviews, including with Dr Karl on BBC Five Live and ABC Perth, as a NSW semi-finalist with FameLab.


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 DA Spokesperson since 2003. She previously held the position of Media Liaison Dietitian with DA. 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.

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 DA Diabetes Interest Group in Queensland.

Maria joined the DA 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 DA Spokesperson, Maria was a regular contributor to the Diabetes Australia publication In Queensland.


South Australia

Themis Chryssidis

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

Areas of interest: Weight loss, eating disorders and disordered eating, gastrointestinal conditions, allergies and intolerance, mental health, culinary nutrition

Themis Chryssidis has a Masters of Nutrition and Dietetics, a Bachelor of Psychology, a Graduate Certficate of Human Nutrition, a Certificate IV in Training and Assessment, a Certificate IV in Fitness and he is currently the managing director of Sprout.

In 2011 he co-founded Sprout, a 100% hands on interactive cooking school, followed by Sprout Health Studio in 2015 and Sprout Training in 2017.

In 2016 Themis co-authored his first cookbook Quick. Easy. Healthy. which is packed with simple, everyday healthy recipes that over five years have proved a hit at Sprout cooking classes.

In 2017 Themis was awarded the Young Achiever award by the Dietitians Australia. A national award which recognises leadership, innovation, service and contribution to the profession.

Themis is a regular contributor for SA Life Magazine, ACH Group, 9Coach and Health Partners.

Themis consults privately at Sprout Health Studio where he works in eating disorders, allergies and intolerances. He is a dedicated and passionate dietitian who promotes healthy, nutritious and delicious eating through practical advice. When Themis is not at Sprout you’ll find him cooking, eating, drinking wine or playing or watching some kind of sport!


Natasha Schillingimage001

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 who has lived and practiced in the Northern Territory for over a decade. She commenced her dietetics career as a Public Health Nutritionist working in remote Indigenous communities in the Katherine region, before moving into clinical dietetics in Alice Springs. She has diverse experience in paediatric and adult dietetics and across community and public health, as well as clinical services, and is currently working in public health.

Natasha has a keen interest in childhood nutrition and encouraging healthy eating habits early, and has three food-lovers to nurture in this area; the younger two encourage her to put her skills and knowledge into practice regularly! She believes in providing accurate and easy-to-understand nutrition information to the public and debunking nutrition myths. Natasha has been a DA Spokesperson since 2011, undertaking a range of interviews, including NineMSN online, Choice and Good Health Magazine.


Milly Smith

BHlthSc MNutrDiet APD

Areas of interest: Nutrition and mental illness, eating disorders, fad diets, general nutrition.

Milly is an Accredited Practicing Dietitian and runs her own private practice ‘Fig Nutrition’ in Hobart, Tasmania. Milly also works clinically out of Hobart Private Hospital and St Helens Private Hospital. She has a special interest in diet and mental illness and regularly sees clients for eating disorders, weight management, chronic disease management and gastrointestinal disorders. Milly also takes group sessions on mood and food, healthy ageing, 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 has been a DA spokesperson since 2017 where she has been able to work with a number of media outlets to provide evidence based comment for a variety of nutrition based topics.


Melanie McGricemelanie-photo

BScNutr, Hons, MNutrDiet, AdvAPD, MAICD

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

Melanie McGrice is a fertility and prenatal dietitian.  She is an adjunct academic at Swinburn University, works clinically at St Vincent’s Hospital and provides coaching and mentoring to other healthcare professionals with an interest in Early Life Nutrition. She runs the ‘Nourish with Melanie’ YouTube channel, is an ambassador for Compassion’s ‘Mum’s and Bub’s Nutrition Clinics’ with her team sponsoring one in Tanzania and she won the coveted ‘Dietitian of the Year’ in 2018.  Melanie is passionate about helping the media provide evidence-based nutrition information and she has been involved in light-hearted blogs to demanding scientific debates.  For more information see www.melaniemcgrice.com


Lisa Renn

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 18 years. She also runs a private practice ‘Body Warfare Nutrition’ and has published two book ‘Body Warfare – the Secret to Permanent Weight Loss’ and ‘Diet Proof your Kids”. Lisa was a member of the working party which developed DA’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 loves public speaking and is known for her sensible, down-to-earth style. Her expertise is around weight management, motivation and behaviour change and she has developed many easy to use tools to assist her clients and other health professionals working in the diet space.

Lisa has been a DA Spokesperson since 2008. Her 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 DA Spokesperson, and has previously appeared on the Channel Nine programs National Nine News and A Current Affair.

Simone Austin

BSc, MND, APD, Advanced Sports Dietitian

Areas of Interest: Speaker, media presenter, author, changing the food system to increase accessibility to healthy food options, sports nutrition

Simone is an Accredited Practising Dietitian and Advanced Sports Dietitian with more than 25 years’ experience. She is the published author of ‘Eat Like An Athlete’ aimed to boost your energy and performance with nutrition. Simone is the Chief Health Officer at Healthy Life, nutrition ambassador for Australian Almonds, Rokeby Farms and Luv a Duck and a regular public speaker.

Simone was the Senior Dietetic Advisor at Dietitians Australia managing the Advocacy and Policy team and president of Sports Dietitians for 5 years.

Simone has worked with many of Australia’s elite men’s sporting teams including 12 years with Hawthorn AFL Football Club with 3 consecutive premierships wins. She also enjoyed numerous years at the Australian Men’s Cricket Team, Melbourne Storm, Melbourne City and the Melbourne Rebels​.

Simone thrives on presenting with down-to-earth and engaging presentations online and in person. Some highlights included joint sessions with celebrity chef George Calombaris and cooking advertorials on My Market Kitchen.

Having been featured on all major television stations and in numerous print media, online and radio Simone knows how to present nutrition information in engaging segments for the media. She is active on social media and enjoys the creativity it brings!

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: Type 1 and type 2 diabetes, food and dietary trends, sports nutrition, men’s health and weight management

Tim is an Accredited Practising Dietitian and an Accredited Sport Dietitian. Tim specialises in the area of type 1 and type 2 diabetes and currently works with Diabetes Victoria, where he enjoys a diverse role as a dietitian. This includes running various diabetes specific programs, speaking at public events, conducting live webinars and writing articles for media publications. Tim is an accredited OzDAFNE facilitator, which is a comprehensive group program for adults living with type 1 diabetes.

When Tim isn’t working he can be found drinking coffee, watching live sports, exercising and taking his dog (Iverson) to the park or beach!


Western Australia

Charlene Grosse

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

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 Allied Health) and private practice settings. She is the principal dietitian of Specialised Nutrition Care, a Perth dietetic practice specialising in 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 dietitians working group and the DA National Bariatric Interest Group and was awarded the Dietitians 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 approach.

Charlene has been a DA Spokesperson since 2012. Her recent interviews as a DA Spokesperson have included 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 DA 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.