Professor Stephen Davis is the Professor of Translational Neuroscience at the University of Melbourne, Director of the Melbourne Brain Centre at the Royal Melbourne Hospital. He is a Past-President of the World Stroke Organization (WSO), Australian and New Zealand Association of Neurologists and the Stroke Society of Australia. He Co-Chairs the Melbourne Mobile Stroke Unit Program (with Geoffrey Donnan).

He was elected as an inaugural fellow of the Australian Academy of Health and Medical Science in 2015. He was awarded in 2021 an AO for his stroke research, leadership and medical education.

His research has focussed on acute therapy for both ischemic stroke and intracerebral hemorrhage, particularly the use of advanced imaging in selection of therapy. He has led trials testing tranexamic acid aiming to reduce hematoma growth in acute ICH. He Co-Chairs (with Geoffrey Donnan) the Australian Stroke Alliance, aiming to deliver pre-hospital stroke care to rural and remote Australians using novel, lightweight brain scanners.