Chair-elect, Research section, Society of Critical Care Medicine；Director, Translational Neuroengineering and Neuroscience Laboratory；Editor-in-Chief International Journal of Molecular Sciences Department of Neurosurgery, Orthopaedics, Anatomy & Neurobiology, School of Medicine, University of Maryland ； Department of Biomedical Engineering, Anesthesiology and Critical Care Medicine, School of Medicine, Johns Hopkins University