Rebecca Sophia Clarke (February 22, 1833 – August 10, 1906),[1] also known as Sophie May, was an American author of children's fiction. Using her nieces and nephews as inspiration, she wrote realistic stories about children. Between 1860 and 1903, she wrote 45 books, the most popular being the Little Prudy series. She spent most of her life in her native town of Norridgewock, Maine.