Spyros Artavanis-Tsakonas, Ph.D., has been named chief scientific officer at Biogen Idec, after serving in the position on an interim basis. He will lead the company’s research strategy, capabilities and discovery platforms, and report to Doug Williams, executive vice president of R&D. He will also continue to serve as a professor of Cell Biology at Harvard Medical School, where he was the founding director of the Developmental and Regenerative Biology graduate program. Dr. Artavanis-Tsako...