Kara says David has a “strong relationship” with Facebook’s COO (and ex-Googler) Sheryl Sandberg. He worked with her at the Treasury Department under Clinton, and was her top deputy at Google.
David had been at Google since 2002. He helped build Google’s self-service advertising business into a 4,000 employee-strong powerhouse that accounts for ~50% of Google’s revenues and ~80% of its profits.
Are Sergey and Larry planning on joining Facebook, too?
See Also: The Google Brain Drain Goes On And On