Much of the modern-day vision of Santa Claus is owed to the Clement Moore poem "The Night Before Christmas." His description of Saint Nicholas personified the "jolly old elf" known to millions of children throughout the world. However, far from being the offshoot of Saint Nicholas of Turkey, Santa Claus is the last of a long line of what scholars call "Wild Men" who were worshipped in ancient European fertility rites and came to America through Pennsylvania's Germans. This pagan creature is described from prehistoric times through his various forms--Robin Hood, The Fool, Harlequin, Satan and...