Fabienne leads the Brain Autoimmunity group of the Kids Neuroscience Centre.

Fabienne is a cellular immunologist whose research interests are focused on the detection and role of autoantibodies in brain immune-mediated diseases such as multiple sclerosis, encephalitis, and childhood movement disorders including Tourette syndrome, PANDAS, and Sydenham's chorea.

Fabienne is Deputy Postgraduate Coordinator in the Discipline of Paediatrics and Child Health, The University of Sydney, based at The Children's Hospital at Westmead.