CAMBRIDGE, Mass.--(BUSINESS WIRE)--Biogen Idec Inc. (NASDAQ: BIIB) announced today that its annual meeting of shareholders will be webcast live via the Internet on May 31, 2007 at 10:00 a.m. ET. To access the live webcast, please visit Biogen Idec’s homepage, www.biogenidec.com. An archived version of the webcast will be available for 30 days following the presentation.