VIRTU Team
Learn about the multidisciplinary group of doctors, nurses, scientists and research staff who all specialise in VIRTU's immunisation research.
Director of VIRTU

Professor Helen Marshall
Professor Marshall is a medical clinician researcher with specialist training in paediatrics, vaccinology, and public health having completed a Bachelor of Medicine and Surgery, Doctorate of Medicine, Master in Public Health and Diploma in Child Health at the University of Adelaide and completed the international Advanced Vaccinology Course at the Pasteur Merieux Institute, France. She holds the position Associate Professor in Vaccinology, School of Medicine and Deputy Director, Robinson Research Institute University of Adelaide and is the Medical Director of VIRTU, the Vaccinology and Immunology Research Trials Unit, in the Discipline of Paediatrics at the Women's and Children's Hospital. She has been awarded two NHMRC Career Development Fellowships in 2010 and 2015. In recognition of her research leadership she was awarded the South Australia Science Award for Excellence in Research for the Public Good in 2010 and a national Public Health Association of Australia Fellowship in 2013.
Research Medical Officers

Dr Tess Edmond
Tess is a General Paediatrician who trained in both South Australia and New Zealand. She has a special interest in Infectious Diseases (ID), having completed two years of training with the local Women’s and Children’s ID team, as well as the Diploma in Tropical Medicine and Hygiene (DTM&H) from the Liverpool School of Tropical Medicine. She joined the team as an investigator in 2023, and is looking forward to contributing to the knowledge base in vaccinology, an important aspect of Infectious Diseases medicine.

Dr Susan Evans
Susan is a General Practitioner focussing on Women's Health. She has been a Research Medical Officer at VIRTU since 2005, when the HibMenCY study started, and has subsequently been a co-investigator for numerous clinical vaccine trials.

Dr Suja Mary Mathew
Suja is a general paediatrician with 20+ years of experience working both overseas and in Adelaide, Australia. She has been a member of the Vaccinology and Immunology Research Trials Unit since 2013 as a research team investigator, being involved in recruiting participants for various studies and conducting study procedures as per protocols, as well as in the analysis of data and in the preparation of manuscripts for publication. She also provides supervisor support to students and paediatric trainees who are involved in research projects in the unit.

Dr Gráinne Murray
Gráinne is a consultant paediatric rheumatologist who trained in Sheffield Children’s and Bristol Royal Hospital for Children (UK), and Royal Children’s Hospital, Melbourne. While in the UK she was involved in a number of clinical trials in Juvenile Idiopathic Arthritis and Uveitis, and became interested in this process of improving clinical care. She is excited to be part of the VIRTU team to help advance evidence-based care for children, pregnant women and their families.
Clinical Trials Coordinators

Dr Prabha Andraweera
Prabha Andraweera is a Postdoctoral Research Fellow at the Vaccinology and Immunology Research Trials Unit, Department of Paediatrics. Prabha obtained her medical degree (MBBS) from the University of Colombo, Sri Lanka in 2001 and worked as a Clinical Academic at the University of Colombo until 2007. She was the recipient of an Australian Leadership Award scholarship and completed her PhD in Medicine at the University of Adelaide in 2012. She was awarded a NHMRC Peter Doherty Biomedical Fellowship (2015-2018) to continue postdoctoral research. She has extensive experience in conducting large cohort studies and her research focuses on maternal and child health.

Michelle Clarke
Michelle Clarke has been a research scientist with the Vaccinology and Immunology Research Trials Unit since 1999 and has extensive experience in all aspect of clinical trial management from protocol development, preparation of Human Research Ethics applications, study recruitment, conduct, analysis and reporting. Michelle has a Bachelor of Applied Science in Medical Laboratory Science, a Master of Philosophy in Public Health and is currently undertaking a PhD investigating factors that may influence vaccine responses. Michelle has a keen interest in protecting children from infectious diseases and ensuring vaccine programs are safe and effective.

Louise Goodchild
Louise joined the Vaccinology and Immunology Research Trials Unit in 2014 as a Clinical Research Nurse to help co-ordinate the Maternal Vaccine Trials for pregnant women being undertaken in the unit. Louise has nearly twenty years' experience in Clinical Trials, these have included large International, Australian Multicentered and Women's and Children's Hospital initiated trials. Louise completed an Evidence Based Clinical Fellowship with The Joanna Briggs Institute in 2016.

Dr Dao Huynh
Dao was awarded a PhD in 2015 at the University of Adelaide. Before she joined in VIRTU in 2021, Dao worked in clinical studies in the Waite Campus and University Department of Paediatrics (the University of Adelaide) to investigate the impact of maternal nutrition during pregnancy and lactation on children’s health later in life. Her research interests are nutrition for pregnant women and their infants with the focus on micronutrients, biospecimen management and biobanking, analytical method development, and quality controls in conducting a research study.

Meredith Krieg
Meredith joined VIRTU in 2020 as a Clinical Research Nurse and Study Coordinator. She has trained as a Registered Nurse and Midwife, and has over 15 years of experience working in clinical trials. Since joining VIRTU she has been involved in many trials, primarily those relating to influenza and COVID vaccines. She’s excited to be part of an industry that’s helping to shape the future of healthcare.

Donna Martin
Donna joined the VIRTU team in 2021 to co-ordinate an Early Influenza Vaccination Trial for young babies. She is involved in many of the clinical trials in VIRTU, both co-ordinating and with clinical visits. Prior to joining VIRTU her career has been with paediatrics, most recently spending 10 years in the Neonatal Intensive Care Unit.

Dr Joshua McDonough
Joshua is a postdoctoral researcher who joined VIRTU in 2021 as a research associate. He was awarded his PhD in public health for his work exploring health-related quality of life in patients with soft tissue sarcoma. Joshua’s work within VIRTU involves managing the qualitative elements of a number of projects within the group.

Dr Mark McMillan
Mark joined VIRTU in 2014 as a Research Associate and Clinical Research Nurse. Mark’s research interests include improving health through the prevention of infectious diseases. He has most recently worked on studies investigating the protection from meningococcal vaccines against invasive meningococcal disease and carriage.

Dr Hassen Mohammed
Hassen is an early-career researcher at VIRTU. He completed his honours degree and PhD at the University of Adelaide under the supervision of Prof Helen Marshall. His research interests include vaccine preventable diseases, vaccine coverage, safety and effectiveness.

Kathryn Riley
Kathryn Riley joined the VIRTU team in 2015 as a research coordinator and has enjoyed developing her skills in research and the coordination of clinical trials. She graduated from the University of Adelaide with a Bachelor of Health Science and Arts, and is currently completing her Masters of Public Health. Kathryn has a keen interest in health promotion and how the translation of scientific research to policy can improve community engagement about immunisation and public health.

Lynda Saunders
Lynda Saunders is a medical scientist who joined the VIRTU team in 2021 as a grant funded research scientist and study coordinator. She brings a variety of knowledge to the department having previously managed clinical trials in Haematology and Oncology and held other roles such as, Laboratory Manager and Quality Manager. Lynda has worked in various hospitals and institutions throughout Australia, both in the public and private sectors. Lynda has completed an undergraduate science course, a Graduate Diploma in Health Management and a Master’s in Health Administration. She has a keen interest in medical quality systems, monitoring and auditing of clinical data, medical ethics, health policy and program evaluation.

Arockia Sugantharaj
Arockia joined VIRTU in 2022 as a Clinical Research Nurse and Study Coordinator. She has trained as a Registered Nurse and has over 18 years of experience working with both Paediatric and adult populations. Since joining VIRTU, she has been involved in many trials, primarily COVID 19 vaccines. She’s very passionate about research and thrilled to be a part of VIRTU team.

Dr Bing Wang
Bing was awarded a Master's Degree in 2014 and a PhD in 2019 at the University of Adelaide. Bing received a Bachelor's degree in Medicine from the Capital Medical University in Beijing, China. Before she joined VIRTU, Bing had worked in the clinical research area for more than ten years in GlaxoSmithKline (Beijing, China), PPD (Melbourne), CMAX (Adelaide) and CPR (Adelaide). She has been working with her supervisor, Prof Helen Marshall, on clinical trials and projects focusing on vaccine evaluation, costing analysis and disease burden. Her research interests are infectious diseases, vaccine impact and effectiveness, and health economic evaluation.
Administration

Kate Chadwick
Kate joined VIRTU in 2022 after many years working in universities in research management and administration, research communications and business development.

Simon Gunn
Simon joined VITRU in 2020 as the unit's Research Manager where he provides a range of operational, business, management, governance and research support to ensure the group reaches its strategic objectives. Simon completed his PhD in 2002 and has worked in health and medical research as a researcher, academic and administrator in various tertiary education institutions, hospitals and The South Australian Health and Medical Research Institute.

Manasa Arani Krishna
Manasa joined VIRTU in 2018 as a Clinical Trials Administrator where she provides a range of administrative and secretarial support to the team. Before joining VIRTU, she worked in the Genetics department in the Royal Adelaide Hospital. She has ten years’ experience in Hospital Administration.