Hans Peter Hasler has been named chief operating officer, Biogen Idec. Mr. Hasler has served as executive vice president, global neurology and head of International. In his new role, he will oversee all commercial operations as well as the company’s business development function.     “In view of the continued expansion of our commercial businesses, and the advances of our extensive pipeline, it is important to further integrate Biogen Idec’s commercial units,” said James C. Mullen, Biogen Ide...