Donald Wayne Foster raised arguments challenging whether the person traditionally identified as the author of a text was correct. He has pointed to an obscure Beat writer, Tom Hawkins, as the author of the Wanda Tinasky letters, which some had previously speculated to be the work of Thomas Pynchon. Foster also joined a long-running effort by descendants of Henry Livingston Jr. to show that their ancestor, and not Clement Clarke Moore, wrote the famous poem "A Visit from St. Nicholas". Foster provided his account of sleuthing out these and other identifications in his book "Author Unknown" (including the Shakespeare-"Elegy" connection, which he still
A Visit from St. Nicholas Troy, New York "Sentinel" on 23 December 1823, having been sent there by a friend of Moore, and was reprinted frequently thereafter with no name attached. It was first attributed in print to Moore in 1837. Moore himself acknowledged authorship when he included it in his own book of poems in 1844. By then, the original publisher and at least seven others had already acknowledged his authorship. Moore had a reputation as an erudite professor and had not wished at first to be connected with the unscholarly verse. He included it in the anthology at the insistence of his children,