Bristol-Myers Squibb Co. has promoted Andrew Bonfield, chief financial officer, and Elliott Sigal, M.D., Ph.D., chief scientific officer, to executive vice presidents of the company. They join Lamberto Andreotti, president, worldwide pharmaceuticals. Mr. Andreotti leads global pharmaceuticals operations, as well as technical operations and global marketing at the company. Mr. Bonfield will continue to lead global finance and strategic planning and issues management. Dr. Sigal continues his ...