Luke Sharp is another name for Robert Barr, Scottish-Canadian short story writer and novelist. He's the creator of the brilliant EugĂšne Valmont.
J.M. Barrie is a Scottish author and dramatist, best remembered today as the creator of Peter Pan.
Ellery Smith is purely an italo-american graduate, a bibliophile with a strong focus on whodunit, a lexicon devotee and a so-called writer.