Microsoft announced today that it has appointed company veteran Satya Nadella as Chief Executive Officer to replace retiring Steve Ballmer. Nadella will take over as CEO and join the Board of Directors effective immediately. As part of this leadership change, Bill Gates is stepping down as Chairman of the Board of Directors and will take a position as "Founder and Technology Advisor". John Thompson, former CEO of Symantec, will assume the role of Board Chairman. This will mark a significant shift for Gates, who has been