From - BBC World News By - Nicholas Barber Edit by - Amal Udawatta (Image credit: The Kinkade Family Foundation) Beloved by many, despised by others, Thomas Kinkade's quaint rustic scenes and his wholesome image belied a dark and tortured story that contrasts with his 'sugary' artworks. Thomas Kinkade was one of the best-selling artists in history, as well as one of the most divisive. When he died in 2012, the American painter had been rocked by business problems, but at his commercial peak a decade earlier, his company was bringing in more than $100m a year . And yet his work was despised by many critics – not because it was blasphemous or obscene, but because, well, he specialised in quaint pictures of thatched-roof rural cottages nestling in leafy groves. "Thomas Kinkade's style is illustrative saccharine fantasy rather than art with which you can connect at any meaningful level," Charlotte Mullins, the author of A Little History of Art, tells the BBC....