Daiichi Sankyo Inc. announced that Leigh Ann Errico has joined Daiichi Sankyo Inc. as the company's Vice President of Human Resources for the U.S. Administrative and Commercial Group. Errico brings extensive experience in change management, organizational and executive development, and HR strategy for mergers and acquisitions, as well as individual and team coaching. Prior to starting her own leadership coaching and consulting firm in 2007, Errico held roles of increasing responsibility in HR for more than 18 years, including positions at Schering Plough (since acquired by Merck) as Vice President of HR within the global pharmaceuticals division and a global leadership role on the HR team at Pharmacia (now Pfizer). In addition, Errico spent a portion of her career within financial services, telecommunications, and consumer products companies such as Merrill Lynch, AT&T, and Master Foods.