Dr. Robert Chen received MA and medical degrees (MBBChir) from the University of Cambridge and M.Sc. from the University of Toronto. He undertook Neurology residency at the Western University, and fellowship at the National Institute of Neurological Disorders and Stroke. He is currently Professor of Medicine (Neurology) at the University of Toronto, the Catherine Manson Chair in Movement Disorders, Senior Scientist at the Krembil Brain Institute, a full member of the Institute of Medical Science at the University of Toronto, Editor-in-Chief of the Canadian Journal of Neurological Sciences and Associate Editor for Movement Disorders. His research interests include human motor physiology, brain plasticity and understanding the pathophysiology and development of new treatments for movement disorders such as Parkinson’s disease and dystonia. He has published over 350 research papers with Google Scholar H-index of over 100. Prof. Ulf Ziemann is the Director of Department Neurology & Stroke and a Co-Director of the Hertie-Institute for Clinical Brain Research, University of Tübingen, Germany. He has been the Editor-in-Chief of Clinical Neurophysiology (2016-2023) and is a Deputy Editor of Brain Stimulation. His main research topics are motor cortex, plasticity, non-invasive brain state-dependent stimulation, TMS-EEG, and neuropharmacology. His clinical expertise focuses on stroke, neuroimmunology and clinical neurophysiology. He has received numerous award, including the Richard-Jung Prize of German Society of Clinical Neurophysiology, a National Institutes of Health (NIH) Merit Award, and is a Clarivate Web of Science Highly Cited Researcher (2020-2023).