Editor’s Note: This article was originally published by The Art Newspaper , an editorial partner of CNN Style. CNN  —  The curator Koyo Kouoh, a giant of the contemporary art world who tirelessly championed African artists and became the first woman from the continent to curate the Venice Biennale , died on Saturday, age 57. Her death, in a hospital in Basel, Switzerland, was announced in a statement by the Biennale. While the official cause was not disclosed, her husband, Philippe Mall, said