Mr. Sapirstein is Tobira’s Strategic Advisor, having previously served as the company’s founding CEO and President. Prior to joining Tobira, he was the Executive Vice President of Metabolic and Endocrinology at Serono, Inc., where he gained his experience working with biological products. Prior to working at Serono, Mr. Sapirstein held several marketing positions in the industry, including the global marketing launch lead for Gilead Sciences’ Viread®. During a career spanning more than 25 years, he has launched several HIV/AIDS agents worldwide in the biotechnology and pharmaceutical industry. Mr. Sapirstein has held positions of increasing responsibility at Gilead Sciences, Bristol-Myers Squibb, Hoffmann-LaRoche Ltd. and Eli Lilly and Company. His positions included Sales and Marketing management positions in Infectious Diseases, Pain Management, Neurology, Anesthesia, Oncology, Cardiology, Gastroenterology and Dermatology. Mr. Sapirstein attained his pharmacy degree at Rutgers University, Ernest Mario School of Pharmacy and his Masters of Business Administration at Fairleigh Dickinson University.