Caroline Mulroney 12 years until 2005 when she returned to Canada, worked in financial services and became involved in charitable work. She also served on the board of directors of the Windsor–Detroit Bridge Authority. Mulroney is the only daughter and eldest child of the 18th Prime Minister of Canada, Brian Mulroney, and his wife Mila Mulroney. She is also a naturalized citizen of the United States. Mulroney is the eldest of four children and only daughter of former Prime Minister of Canada Brian Mulroney and his wife, Mila. One of her younger brothers is CTV morning host Ben Mulroney. Her father won
Deputy Prime Minister of New Zealand media skills; achievements as Deputy Prime Minister; relationship with the Prime Minister; leadership ambition; and method of succession. Barnes conducted a survey of journalists, academics, and former members of parliament to rank New Zealand's deputy prime ministers since 1960. Across the nine deputy prime minister 'qualities', Don McKinnon achieved the number one ranking, followed by Brian Talboys, Michael Cullen, and John Marshall. In a second 'overall' ranking, Cullen was ranked number one, followed by Talboys, McKinnon, and Marshall. Jim Anderton, Winston Peters, and Bob Tizard were ranked lowest in both sections of the survey. As of , there are eight