major changes in West Auckland by abolishing the Waitakere electorate and establishing two new electorates, namely Kelston and Upper Harbour. Boundaries within Christchurch changed substantially, with several electorates growing and decreasing due to population movement around the city since the 2010–11 Christchurch earthquakes. In particular a dramatic change was seen in the electorates of , and with lesser changes in , and . 2014 general election Officeholders Speakers Speaker of the House of Representatives: Rt. Hon. David Carter Deputy Speaker: Hon. Chester Borrows Assistant Speaker: Lindsay Tisch Assistant Speaker: Hon. Trevor Mallard Other parliamentary officers Clerk: David Wilson (from 6 July 2015) Mary Winifred Harris (until 5 July 2015) Serjeant-at-Arms: Steve Streefkerk (from July 2016) Brent Smith (until 18 March 2016) Party leaders Prime Minister of New Zealand (National): Rt. Hon. John Key (until 12 December 2016) Rt. Hon. Bill English (from 12 December 2016) Deputy Prime Minister of New Zealand (National): Hon. Bill English (until 12 December 2016) Hon. Paula Bennett (from 12 December 2016) Leader of the Opposition (Labour): Andrew Little (18 November 2014 - 1 August 2017) Jacinda Ardern (from 1 August 2017) Deputy Leader of the Opposition (Labour): Hon. Annette King (18 November 2014 - 7 March 2017) Jacinda Ardern (7 March - 1 August 2017) Kelvin Davis (from 1 August 2017) Co-leaders of the Green Party of Aotearoa New Zealand: Male Co-leader: Russel Norman (until 30 May 2015) James Shaw (from 30 May 2015) Female Co-leader: Metiria Turei (until 9 August 2017) Vacant (from 9 August 2017) Leader of New Zealand First: Rt. Hon. Winston Peters Deputy Leader of New Zealand First: Tracey Martin (until 2 July 2015) Ron Mark (from 3 July 2015) Co-leaders of the Māori Party: Male co-leader of the Party: Hon. Te Ururoa Flavell Female co-leader of the Party: Marama Fox Leader of ACT New Zealand: David Seymour Leader of United Future: Hon. Peter Dunne (until 23 August 2017) Damian Light (from 23 August 2017, acting outside the House) Floor leaders Leader of the House (National): Hon. Gerry Brownlee (until 2 May 2017) Hon. Simon Bridges (from 2 May 2017) Shadow Leader of the House (Labour): Chris Hipkins Whips Senior Government (National) Whip: Jami-Lee Ross (from 2 May 2017) Tim Macindoe (until 2 May 2017) Junior Government Whip: Barbara Kuriger (from 2 May 2017) Jami-Lee Ross (until 2 May 2017) Third Government Whip: Matt Doocey (from 2 May 2017) Barbara Kuriger