Board of Directors and Executive

The Board of Dietitians Australia are responsible for governing the Association. The Board comprises of eight elected Directors including the President and Vice-President.

The Board are supported by the Chief Executive Officer (CEO) and other members of the senior management team.

Tara Diversi, Chair – President

Experience and expertise

Tara Diversi is the 17th President of the Dietitians Association of Australia. To complement her MND, Tara also holds an MBA, PGradDipPsyc, PGradCertPsyc, GradCertEducation and is a Graduate of AICD.

For over 16 years, Tara has worked extensively in Nutrition and Dietetics within the private sector, as a teaching-focussed academic, policy consultancy, communications, and in her current role as CEO of Sophus Nutrition, a digital health company.

As a member of DA since 2003, Tara was awarded the Young Achievers Award (in memory of Joan Mary Woodhill) in 2009, and has previously served as a National DA Media Spokesperson and as the convenor of the Dietitians in Private Sector Interest Group (DIPSIG). She regularly presents workshops, webinars and lectures for DA, the health sector and corporations and is a professional member of the Professional Speakers Association.

Tara’s work has been varied, she started her private practice as a new graduate and has been an advocate for multiple-income streams and life-by-design since. She is the National Clinical Dietetic Adviser to DVA and Entrepreneurship Facilitator at YEP Entrepreneurship Facilitators. Tara was previously a teaching-focussed lecturer at the University of Sydney and a member of the foundation team as an Assistant Professor at Bond University.

Tara is passionate about dietitians and empowering members to advocate for our profession and better nutrition for the individuals and communities we serve.

BHSc, MNutr&Diet, GradDipPsyc, PostGradDipPsyc, GradCertHEd, MBA, APD

Past Presidents

Melissa Armstrong, Vice President

Experience and expertise

Melissa is an Advanced Accredited Practising Dietitian. She graduated from the University of Sydney with a Bachelor of Science and a Post Graduate Diploma in Nutrition and Dietetics in 1985. She has held clinical dietetic positions in a variety of hospital settings in Australia and the UK and has taught dietetic and diabetes educator students at several universities. Melissa is currently Manager of Nutrition and Dietetic Services at St Vincent’s Hospital in Sydney. She has been a member of DA since 1987, contributing to several state and national interest groups and committees for both DA and the Australian Diabetes Educators Association including being a member of the Australian Dietetics Council Accreditation Reviewer Pool for 9 years. She is currently in her third term as a Director on the Board of DA. She has been the Board representative on the Journal Strategic Planning Committee, the Food Regulatory and Policy Committee and most recently on the Professional Development Advisory Committee.

BSc, GradDipNutDiet, AdvAPD

Glenn Cardwell, Director

Experience and expertise

Glenn Cardwell is an Advanced APD who has written four nutrition books, including the international best seller Gold Medal Nutrition (5 editions, translated in two other languages), a life member of Sports Dietitians Australia (a professional body he helped establish), and a life member of Nutrition Australia for services to nutrition education. He has run his own company since 1996, consulting broadly to the food industry, locally and internationally, in particular to the mushroom, asparagus, cherry and banana farmers. His company has also been responsible for managing a total of $2.92 million of government grants over 10 years. Currently, he is engaged in a mushroom research program at Curtin University and the National Measurement Institute. He has been on the organising committees for the past three Perth DA conferences, the 2017 Hobart conference, the Corporate Sponsorship committee and the Member Engagement Advisory Committee.

GradDipAppSc, Grad Dip Diet, BSc, AdvAPD

Jemma O’Hanlon, Director

Experience and expertise

Jemma is a trusted nutrition expert and an Accredited Practising Dietitian with over 16 years experience across the food production, foodservice, food manufacturing and public health sectors.

A strategic thinker and with a strong business acumen, Jemma has led teams of dietitians in both commercial and not-for-profit organisations. Currently the Senior Food & Nutrition Advisor at the Heart Foundation, Jemma is responsible for driving programs that impact the community on a population level and identifying strategic opportunities to raise awareness of the Heart Foundation’s Heart Healthy Eating Patterns, position statements and evidence reviews.

Jemma is renowned for her exemplary written and verbal communication skills, her solution and people-focused approach and strong emotional intelligence. Jemma is deeply passionate about the value dietitians can bring in the community and the role dietitians play as the leading voice in nutrition.

With extensive experience across all media platforms, Jemma has a natural ability to translate complex science into simple and engaging messages that drive behaviour change. Jemma has featured on a range of national broadcast platforms, championing culinary nutrition and demonstrating how food can be both nutritious and delicious. In her spare time you’ll find Jemma amongst nature, out for a run in the sunshine or whipping up delicious meals in the kitchen.

Bachelor of Health Science (Nutrition and Dietetics), APD

Dr Katrina Campbell, Director

Experience and expertise

Katrina is an Advanced APD with a unique combination of expertise in research, clinical dietetics, academia, management and consultancy. She currently holds a strategic health service- wide conjoint in Health Services Research (Allied Health) in Metro North and Menzies Health Institute. She leads pragmatic clinical and  implementation trials measuring patient, health service  and economic outcomes. She also has an international profile in renal nutrition and published more than 100 papers in this area. Katrina is passionate about building the dietetic profession to challenge the status quo, evaluate outcomes and harness opportunities to improve the health of all Australians.

Bachelor of Health Science (Nutrition and Dietetics), PhD, AdvAPD

Fiona Willer, Director

Experience and expertise

Fiona Willer is an Advanced Accredited Practising Dietitian who combines academic research, university lecturing and public speaking with creating professional development resources and training for health professionals through her business, Health Not Diets.  Her research areas are dietetic private practice benchmarking, inter-professional learning, health consciousness and dietary quality and the integration of weight neutral lifestyle approaches (including Health at Every Size® and the Non-Diet Approach) into the practice of health professionals, particularly dietitians. Fiona has served on the boards of international and domestic organisations including HAES Australia, the Association for Size Diversity and Health and now Dietitians Australia. Creator of the innovative Unpacking Weight Science professional development podcast, Fiona has great enthusiasm for both interrogating weight research and overusing food and eating metaphors in everyday life.

B.A. (English & Anthropology), B.HlthSc (Nutrition & Dietetics)(hons), PhD (expected 2020), AdvAPD, AIDN, MAITD

Tracy Hardy, Director

Experience and expertise 

Tracy Hardy is an Accredited Practising Dietitian who combines community-based nutrition, guest university lecturing and public speaking with creating culturally centred workshops, programs, resources and recipe development for community based, not-for-profit and corporate organisations and training for health professionals through her business, Wattleseed Nutrition, Health and Wellbeing. Her research experience focusses on cultural safety of community-based nutrition interventions, traditional food systems and Indigenous food sovereignty. Tracy has held leadership positions on several local and national advisory committees and served on the board of Indigenous Allied Health Australia, a national, member-based Aboriginal and Torres Strait Islander allied health organisation and now Dietitians Australia. Tracy has a great interest in the health and wellbeing of First Nations Peoples of Australia, ensuring and supporting the provision of culturally safe and responsive nutrition and dietetic care and research, as well as strengths-based, community led and community driven nutrition interventions.

Bachelor of Nutrition/Dietetics (Hons), APD

Tracey Spicer, Director

Experience and expertise 

Tracey Spicer AM is a multiple Walkley Award winning author, journalist and broadcaster who has anchored national programs for ABC TV and radio, Network Ten and Sky News.

The  inaugural  national convenor of Women in Media, Tracey is one of the most sought-after on stage and online keynote speakers and emcees in the region. In 2019 she was named the NSW Premier’s Woman of the Year, accepted the Sydney Peace Prize alongside Tarana Burke for the Me Too movement, and won the national award for Excellence in Women’s Leadership through Women & Leadership Australia.

In 2018, Tracey was chosen as one of the Australian Financial Review’s 100 Women of Influence, winning the Social Enterprise and Not-For-Profit category. She was also named Agenda Setter of the Year by the website Women’s Agenda. For her 30 years of media and charity work, Tracey has been awarded the Order of Australia.

Highlights of her outstanding career include writing, producing and presenting documentaries on women and girls in Bangladesh, Kenya, Uganda, Papua New Guinea and India. She is an Ambassador for ActionAid, Cancer Council NSW, QUT’s Learning Potential Fund, SISTER2sister and Purple Our World, and Patron of the Pancreatic Cancer Alliance. Her first book, The Good Girl Stripped Bare, became a bestseller within weeks of publication, while her TEDx Talk, The Lady Stripped Bare, has attracted more than six million views worldwide.

Tracey’s essays have appeared in dozens of books including Women of Letters, She’s Having a Laugh, Father Figures, Unbreakable, and Bewitched & Bedevilled: Women Write the Gillard Years. Recently, the ABC highlighted Tracey’s #metoo work in the three part documentary series Silent No More, which featured the stories of hidden survivors. In between emceeing and speaking at hybrid conferences and events, Tracey is researching a book on #AIbias.


Margot Richardson, Director 

Experience and expertise

Margot has been a member of the Dietitians Australia Finance, Risk and Compliance Committee for the past two years and was delighted to take up the opportunity to become an Independent member of the board in December 2020. Margot is a highly qualified and extremely motivated professional whose dedication to quality outcomes allows her to use her expertise of more than 32 years business and industry experience to support and strengthen companies and organisations. Margo is the Managing Director of Business Mapping Solutions Pty Ltd.

Having gained experience in the industry as a CPA Public Accountant and Chief Financial Officer, Margot expanded her skillset into governance, directorships, and organisational leadership. She now works with businesses and organisations to support governance development, as well as providing financial management and consultation. A key aspect of her business is the provision of tailored strategic and risk advice to NFP Boards and SMEs.

Margot has built a reputation as a director and mentor that can provide expert strategic advice and sound financial guidance. Her ability to connect personally with her clientele has contributed in no small part to her success with Indigenous organisations, and she conducts herself with scrupulous governance and meticulous attention to detail in all her roles.

She is a Graduate of the Company Directors Course, facilitator of AICD courses and has completed the AICD Mastering the Boardroom program.


FCPA, GAICD, FGIA, B.Ec/Asian Studies, Grad Dip Financial Management