Registration Ambassadors

Registration Ambassadors use their extensive knowledge, experience and connections to advocate for the NSA Registration Scheme and they are part of the NSA Registration Advisory Board

David Henman (RAnNutr Ambassador)

David has been a Registered Animal Nutritionist in Australia since the beginning of the program. David has a Master of Science in Veterinary Science from Sydney University and worked in the commercial environment of piggeries and feedmills with PIC, Colborn Dawes (later DSM) and Rivalea for 35 years. Management roles in nutrition and pig research over the last 25 years including a founding role in the initial PORK CRC and its research committee and an active member in Australian Pig Science Association since its inception and has conducted over 200 experiments both commercial and published. He has developed a worldwide network of commercial and academic contacts to collaborate with on projects to benefit the Australian pig Industry.


Kate Freeman (RNutr Ambassador)

Kate Freeman has been a Registered Nutritionist for over 10 years. She is the founder and managing director of The Healthy Eating Hub, an online nutrition education program and The Healthy Eating Clinic a private dietetics practice across two locations in Canberra. Kate is passionate about educating the public with evidence based, sensible nutrition advice and does so in her podcast The Daily Dollop and through an active presence on social media. In addition to this, Kate loves working with nutrition students, who regularly intern within her business, and encouraging them to pursue a career in nutrition and connect with the NSA



Jessie Porter (RPHNutr Ambassador)

Jessie is a Registered Public Health Nutritionist with over 10 years experience working across nutrition research and public health policy, to create better outcomes for individuals and communities. Jess is passionate about evidence-based public health and her interest in public health is prevention, promotion and policy focused, with previous roles across leading universities, not for profit organisations and government. Most recently Jess has worked in the COVID-19 Policy and Strategy team to provide public health advice for the Chief Health Officer in response to the Novel Coronavirus Outbreak. An advocate of the NSA registration scheme, Jess is passionate about working with nutrition graduates and mentoring.