From: Encyclopædia Britannica
Martin Johnson Heade, Heade originally spelled Heed, (born August 11, 1819, Lumberville, Pennsylvania, U.S. - died September 4, 1904, St. Augustine, Florida), American painter known for his seascapes and still-life paintings and associated with the Luminist aesthetic.
Heade grew up in rural Pennsylvania and studied art with his neighbour the folk artist Edward Hicks and possibly with Hicks’s cousin Thomas Hicks, a portrait painter.