Chinese-French abstract painter Zao Wou-Ki dies at 93

... s father's wife to obtain power-of-attorney over the artist, confirmed the death and said Zao, who suffered from Alzheimer's disease, had been hospitalised twice since the end of March.

http://www.rawstory.com/rs/2013/04/09/chinese-french-abstract-painter-zao-wou-ki-dies-at-93/