Bill Gates says becoming a grandfather 'does definitely mellow you a bit'

• Bill Gates is preparing to become a grandfather again.
• In June, Jennifer Gates Nassar announced she was expecting her second child.
• The Microsoft cofounder said having grandchildren "does definitely mellow you a bit."

Bill Gates is preparing to become a grandfather again.

In June, Jennifer Gates Nassar announced she was expecting her second child. Nassar already has one child, Leila, with Egyptian equestrian Nayel Nassar.