When Mark Zuckerberg announced in July he and wife Priscilla Chan were expecting their first child, the Internet lit up with congratulations. Friends and strangers were thrilled for the Facebook founder and quick to tell him his life would soon change.
But for a company leader so closely tied to the Facebook product, Zuckerberg's news prompted tech circles to wonder: How would Facebook change?
It's no secret the 31-year-old chief executive has enormous influence over Facebook's products. "It's all he wants to think about day in and day out," said David Kirkpatrick, author of "The Facebook Effect: The Inside Story of the Company That Is Connecting the World.