James C. Mullen, president and chief executive officer of Biogen Idec, will retire from his position effective June 8, 2010. Mr. Mullen will also retire from the company’s board following his current term as director at the 2010 annual shareholder meeting. The company is actively searching for a successor to Mr. Mullen. “Jim Mullen’s more than 20 years of leadership have transformed Biogen Idec from a fledgling company with no marketed products to a global leader in the biotech industry that ...