She attended Samuel Marsden Collegiate School and went on to graduate from Victoria University of Wellington with a Bachelor in English and Political Science. She also holds a Bachelor of Applied Science in Library Studies from The Open Polytechnic of New Zealand.
In 2006 Ballantine became the first New Zealand author to podcast her novel. Ballantine"s first Book of the Order, Geist, was published by Ace Books in 2010, followed by Spectyr, Wrayth, and the final in the series Harbinger. Phoenix Rising was also rated in the top 10 science fiction books of 2011 on goodreads.com.
In 2011 she also signed a book deal with Pyr books for a two-book series, the first of which is Hunter and Fox.
The second, Kindred and Wings, came out in 2013. Books of the Order Philippa Ballantine, Geist (2010) Ace Books Philippa Ballantine, Spectyr (2011) Ace Books Philippa Ballantine, Wrayth (2012), Ace Books Philippa Ballantine, Harbinger (2012), Ace Books The Ministry of Peculiar Occurrences novels Philippa Ballantine, Tee Morris, Phoenix Rising: A Ministry of Peculiar Occurrences Novel (2011), HarperVoyager Philippa Ballantine, Tee Morris, The Janus Affair: A Ministry of Peculiar Occurrences Novel (2012), HarperVoyager X Philippa Ballantine, Tee Morris, Dawn"s Early Light: A Ministry of Peculiar Occurrences Novel (2014), Ace Books Philippa Ballantine, Tee Morris, The Diamond Conspiracy: A Ministry of Peculiar Occurrences Novel (2015), Ace Books The Shifted World series Philippa Ballantine, Hunter and Fox (2012), Pyr Books Philippa Ballantine, Kindred and Wings (2013), Pyr Books Podcast novels Philippa Ballantine, Weaver"s Web (2006) Podiobooks.com Philippa Ballantine, Chasing the Bard (2008) Podiobooks.com Philippa Ballantine, Weather Child (2009) Podiobooks.com Philippa Ballantine, Digital Magic (2010) Podiobooks.com Collaborations Philippa Ballantine, contributor, "Pieces" (2008) Podiobooks.com Podcast anthology Tales from the Archives (2011–present) Chronicles of the Order (2010–present) Erotica à la Carte (2008–present).