""The Memoirs of Mary Selwyn or A Lesson in Concealment"" is a novel written by Charles Brockden Brown. The book tells the story of Mary Selwyn, a young woman who is forced to conceal her true identity and past in order to survive. Mary's story is set in the late 18th century in America, a time when women had limited rights and opportunities. The novel explores themes of identity, gender roles, and the consequences of keeping secrets. Through Mary's...