1) Christopher "Chris" Hart b. 1957 wrote The Reformed and a lot of how to draw, manga and comic books.
2) Chris Hart wrote Doing a Literature Review, reader at University of Central England
3) Hart, Christopher, UK, b. 1965- (aka William Napier) wrote Rescue me.
4) Christopher Hart wrote Cognitive Linguistics and is a lecturer in English Language and Communication at University of Hertfordshire