"Mary Rosh thinks the world of John R. Lott Jr., the controversial American Enterprise Institute scholar whose book "More Guns, Less Crime" caused such a stir a few years ago. Indeed, Mary Rosh and John Lott agree about nearly everything. Well they should, because Mary Rosh is John Lott -- or at least that's the pseudonym he's used for three years to defend himself against his critics in online debates, Lott acknowledged this week"