Meet the Team Andy Shih, Ph.D. Principal Investigator Assistant Professor in the Department of Neuroscience. Manuel Levy, Ph.D. Research Assistant Professor Imaging Synaptic Plasticity During Stroke Recovery. David Hartmann M.D./Ph.D. Student The Role of Cerebral Pericytes in Blood Flow Control. Robert Underly Ph.D. Candidate Pericyte Roles in Blood-Brain Barrier Dysfunction during Stroke. Andrée-Anne Berthiaume Ph.D. Candidate Pericyte Structural Plasticity and Blood-Brain Barrier Function. Ian Grant Research Specialist Imaging Small Vessel Disease in Post Mortem Human Brain Tissue. Chase Burton Research Assistant Microinfarcts and Spreading Depression. Ashley Watson Research Assistant Microvascular Flow in the Aging Brain.