Question: Biteback Publishing is a British publisher concentrating on political titles, he has published several of Michael Ashcroft's books including "Call Me Dave", his controversial 2015 biography of David Cameron, David William Donald Cameron (born 9 October 1966) is a British politician who was Prime Minister of the United Kingdom from 2010 to 2016, and Leader of the Conservative Party from 2005 to which year?
Sentence (from "Biteback Publishing"): It is jointly owned by its managing director Iain Dale and by Michael Ashcroft's Political Holdings Ltd, and has published several of Ashcroft's books including "Call Me Dave", his controversial 2015 biography of David Cameron.
Relevant evidence: Yes