Year after year, in poll after poll, crime tops the list of American anxieties. Indeed, crime is seen by many people as the number one problem in the United States, a threat to the quality of life unparalleled in any other developed country. Now two legal scholars, Franklin E. Zimring and Gordon Hawkins, have conducted intensive research on the question and have reached a startling conclusion--crime is not the problem. America's great problem, they...