Amgen ($AMGN) has tapped Michael Severino, M.D., as its new senior vice president, global development and chief medical officer. Severino, 46, formerly vice president, global development at Amgen, is replacing Sean Harper, who was recently named executive vice president, R&D. "Mike brings broad experience and immense expertise to his new role and I am confident that under his leadership, Amgen's global development team will continue to deliver important new medicines for patients with serious illnesses," said Harper. Release