Ronald G. Crystal, MD, Professor and Chairman, Department of Genetic Medicine, Weill Cornell Medicine. Dr. Crystal performed pioneering seminal work on adenoviral and AAV vectors, which accelerated the translation of gene therapy from the research laboratory to the clinic. His current research focus includes optimizing viral gene transfer vectors for in vivo gene therapy for hereditary and acquired brain disorders. Dr. Ronald Crystal is a paid consultant for Lysogene. He has also conducted lectures, with full content control, supported by Lysogene.