Who we are – TrEAT Registry

TrEAT brings together operational, scientific, lived experience and clinical leadership to support the Registry’s strategy and functions.

Our team leads the day-to-day delivery of TrEAT, while the Scientific Advisory Committee provides strategic oversight. The Expert Advisory Panel is overseeing a major 4-year project (2025 – 2029) funded by the Medical Research Future Fund to develop and expand TrEAT, and showcase its value through bi-national scale research.

Our Team

Our operations team includes dedicated staff who work to ensure that TrEAT operates to serve the strategic priorities as set forward by the Scientific Advisory Committee

Professor Deb Mitchison

Registry Lead

Deb is a clinical psychologist, researcher and educator specialising in eating disorders and body image. Her public health focused research examines the prevalence, determinants and health service use associated with eating disorders, with a focus on improving clinical care. She is the Research Lead of the TrEAT Registry and mentors PhD candidates and postdoctoral researchers. Deb loves working with clinicians interested in engaging in research, and visiting her family farm on the Mid North Coast.

Associate Professor Gabriella Heruc

Credentialing Lead

Gabriella is an Accredited Practising Dietitian and researcher with extensive experience in eating disorder treatment across inpatient, day program and outpatient settings. She is Principal Research Fellow at Western Sydney University, Co-Director of ENRG, Director of Appetite for Change and TrEAT’s Dietetic Clinic Partner Representative. Gabbi loves hanging out with her Bernedoodle, Ember, who loves to greet all her clients.

Dr Marion Roberts

Aotearoa New Zealand Lead

Marion is a clinical psychologist and academic specialising in eating disorder treatment and research. She is a Senior Lecturer at the University of Auckland and Clinical Director of Nurture Psychology. She leads the Aotearoa New Zealand arm of the TrEAT Registry, supporting its implementation, growth and sustainability. Marion gravitates towards the beach at any chance possible.

Dr Sinead Day

Postdoctoral researcher/Residential Lead

Sinead is a clinical psychologist and postdoctoral researcher conducting national evaluation of residential treatment for eating disorders and research on the management of comorbid complex trauma. She leads the Residential Treatment Arm of the TrEAT Registry and the STEPs-ED collective of eating disorder higher levels of care. Sinead enjoys long distance hiking and exploring new places with her dog, Murph.

Dr Scott Fatt

Postdoctoral Researcher/Expansion Lead

Scott is a clinical psychologist and researcher with a passion and interest in improving health outcomes for people living with mental health problems – particularly eating disorders and body image concerns. His research aims to develop innovative, evidence-based approaches to prevention, early intervention, and treatment of eating disorders and body image concerns. Scott enjoys playing basketball, rock climbing, and guessing the names of dogs he passes on a walk.

Dr Katarina Prnjak

Postdoctoral Researcher/Psychometric Lead

Katarina is a postdoctoral researcher and provisional psychologist whose research focuses on the assessment of eating disorders and body image disturbance. Her work centres on developing and validating innovative psychometric tools, improving treatment monitoring, and evaluating treatment effectiveness to enhance clinical care and outcomes. Katarina is passionate about translating research into practice and advancing evidence-based approaches across eating disorder prevention, assessment, and intervention. She enjoys cooking, walking, singing… and watching horror movies!

Jack Tame

Project Officer

Jack is a Project Officer for the TrEAT Registry, supporting the development and implementation of registry infrastructure to improve eating disorder care and outcomes. He is passionate about registry science, digital innovation, and mental health research. Outside work, Jack enjoys playing tennis, patting cats, drinking tea while reading and playing board games.

Postgraduate Research Team

TrEAT is also committed to supporting the development of the next generation of research leaders in clinical health services. Trainees are given access to critical research and data infrastructure and linked with a community of clinician and researcher mentors.

Here are some of the current trainees who are embedding their research projects in TrEAT:

Louise Carpenter

PhD Candidate

Louise is a PhD student, Clinical Psychology registrar and casual academic. Louise’s research has involved co-reviewing the TrEAT Registry which has informed updates to the registry. Louise also has a passion for individualised care and her other research focuses on developing evidence-based yet personalised approaches in eating disorder care. Louise enjoys travelling and spending time with her cat Rex (the best cat in the world).

Amarnie Mohammed

PhD Candidate

Amarnie is a PhD researcher and Clinical Psychology Registrar whose research focuses on the phenomenology and presentation of problematic eating among Aboriginal and Torres Strait Islander peoples. Her work explores relationships with food and body image, as well as experiences of accessing and engaging with treatment. Amarnie enjoys spending time with her dogs (Alastor and Poppy), baking, and swimming.

Pets of TrEAT

Purrfessor Callahan Mitchison

Ember Heruc

Monza Roberts

Murph Day

Rex Carpenter

Poppy Mohammed

Scientific Advisory Committee

The TrEAT Registry is managed by the University of Technology Sydney. The operational team is led by Associate Professor Deb Mitchison.

The strategic direction and development of the registry is overseen by a Scientific Advisory Committee which monitors activities such as data quality, and establishes policies to address issues of clinical interest or significance that may arise, including those relating to quality of care and client privacy.

The Scientific Advisory Committee meets quarterly and includes broad based representation across Australia and New Zealand from Lived Experience Consumers; Eating Disorder Clinicians; Researchers and Data Scientists; Private and Public Health Services; and Professional Associations and Peak Bodies.