A Visit from St. Nicholas is now). MacDonald P. Jackson, Emeritus Professor of English at the University of Auckland, New Zealand and a Fellow of the Royal Society of New Zealand, has spent his entire academic career analyzing authorship attribution. He has written a book titled "Who Wrote "the Night Before Christmas"?: Analyzing the Clement Clarke Moore Vs. Henry Livingston Question", published in 2016, in which he evaluates the opposing arguments and, for the first time, uses the author-attribution techniques of modern computational stylistics to examine the long-standing controversy. Jackson employs a range of tests and introduces a new one, statistical analysis of phonemes; he
A Visit from St. Nicholas many letters signed by Moore, and found that the "signature" was not penned by Moore, and thus provides no evidence that Moore made any plagiaristic claim. Kaller's findings were confirmed by autograph expert James Lowe, by Dr. Joe Nickell, the author of "Pen, Ink & Evidence," and by others. According to Kaller, Moore's name was likely written on the book by a New-York Historical Society cataloger to indicate that it had been a gift from Moore to the Society. The following points have been advanced in order to credit the poem to Major Henry Livingston Jr.: Livingston also wrote poetry