For groups that will be inclined to react with anxiety or anger, top management visibly demonstrates passion, self-confidence, and a steely resolve to help channel that fear and anger into a determination to act and win.

FORBES: Four Ways to Increase the Urgency Needed for Change -- Part II

To some, the choice demonstrates bipartisanship and conveys that Obama has the self-confidence in his leadership abilities to keep one of the more widely respected members of the Bush administration.

CNN: Obama rolls out national security team