Darren J. Carroll has been promoted to senior vice president of corporate business development for Eli Lilly and Co., responsible for all strategic corporate transactions including mergers and acquisitions, joint ventures, business collaborations, private equity investments, and out-partnering. He reports to Derica Rice, executive vice president of Global Services and chief financial officer.    Mr. Carroll has been with the company for 18 years and most recently served as vice president of corp...