Ian B. Walters, M.D., has been appointed senior vice president of translational medicine and corporate development at Sorrento Therapeutics, Inc. Dr. Walters has more than 15 years of drug development and business experience in both small biopharma and big pharma companies. He joins the company from Bristol Myers Squibb, where he led oncology drug development programs, large international matrix teams, and strategic transactions.     Dr. Walters spent seven years with BMS, most recently working ...