From the 1950s, her work became increasingly abstract, and she gained wider notice. (tate.org.uk)
Great stuff that should get wider notice as others have suggested. (climateaudit.org)
Living in rural Alabama, Dial made work throughout his life, but received wider notice only in his late 50s, when the artist Lonnie Holley tipped off the collector Bill Arnett to his work, sparking a friendship and business arrangement that would be both controversial and fruitful, and that would eventually lead to major museums collecting his work, like the Metropolitan Museum of Art in New York, which now owns 13 of his pieces. (artnews.com)