Sean is currently co-founder and CEO at Phoenix Nest focused on Sanfilippo Syndrome rare disease drug discovery and Founder and CEO and founder of Collaborations Pharmaceuticals, Inc. which is focused on rare and infectious diseases. He is also the CSO of the Hereditary Neuropathy Foundation which is dedicated to support research on Charcot-Marie-Tooth and related neuropathies. Sean is Adjunct Professor, Division of Chemical Biology and Medicinal Chemistry, UNC Eshelman School of Pharmacy, University of North Carolina at Chapel Hill; Adjunct Associate Professor, School of Pharmacy Department of Pharmaceutical Sciences, University of Maryland and Adjunct Professor in the Department of Pharmacology at Rutgers University– Robert Wood Johnson Medical School, Piscataway, NJ. He has authored or co-authored >270 peer reviewed papers and book chapters, edited 4 books and his research is focused on collaborations to facilitate rare and neglected disease drug discovery.