Rachel Whetstone was Political Secretary to former Conservative leader, Michael Howard. She is now global head of communications and public policy for search-engine company Google.
Together with husband Steve Hilton, she was a godparent to Ivan Cameron, the late eldest child of David Cameron, the current Prime Minister and leader of the Conservative party.
Her grandfather was Antony Fisher, founder of many libertarian think tanks, including the Institute of Economic Affairs, the Atlas Economic Research Foundation and the Adam Smith Institute, and her mother is Linda Whetstone who has been involved with several of Fisher's think tanks.