Short answers, pulled from the story.
Diana Wynne Jones was born on the 16th of August 1934 in London. Her childhood was defined by evacuation to Pontarddulais in Wales, followed by periods in the Lake District, York, and a final settlement in Thaxted, Essex in 1943.
Diana Wynne Jones published her first book Changeover in 1970. The novel originated as a farce influenced by the real-world tension of Rhodesia declaring independence unilaterally in 1965.
The novel Howl's Moving Castle was published in 1986 and later adapted into an animated film by Hayao Miyazaki in 2004. The English dub released in 2005 featured Christian Bale as the voice of Howl, introducing the work to a global audience.
Diana Wynne Jones received a Hugo Award nomination and a Locus Award for The Tough Guide to Fantasyland in 1997. She received the World Fantasy Award for Life Achievement in 2007.
Diana Wynne Jones died on the 26th of March 2011 from lung cancer. Her sister Ursula Jones completed the story The Islands of Chaldea in 2014.