How freely do guns flow in the United States compared with the world's other industrialized countries? According to GunPolicy.org, run by Philip Alpers, a firearms analyst at The University of Sydney, the United States is unusual with what Alpers described as the "two pillars" of gun control: licensing gun owners and registering weapons. "You are basically the only country in the developed world that doesn't license gun owners across the board and you are almost alone... (GunPolicy.org)