Shai Erlich, Ph.D.,Chief Development Officer. Dr. Erlich joined Quark in 1999 and has assumed since then several executive positions including Portfolio Management and Product Development Strategic Planning. He currently heads all product development activities in Quark as Senior Vice President of Pharmaceutical Development. Under his tenure, Dr. Erlich and his team successfully ensured insertion and progress of most of Quarkâs current products along the development pipeline. Dr. Erlich completed his studies at the School of Medicine at Ben Gurion University in Israel, and holds an M.Sc. in cancer genetics from the department of human genetics, Tel Aviv University, and a Ph.D. in Gene Therapy from the department of human genetics, Mt Sinai Graduate School for Biomedical Sciences at the Mt Sinai School of Medicine, New York.