In Europe during the Middle Ages, lepers and vagrants were often assumed to have nefarious supernatural powers. The thinking was that too much exposure to the riff-raff would cause your hands to fall off, or your baby to die, or your wife to go mad. And if the local burgermeister couldn't get it up with his mistress-wench, it must have been because that withered crone who begs outside his door had placed a hex upon him.
The reason for this odd...
]]>