Con men, swindlers, snake-oil salesmen, carpetbaggers, and plain everyday liars and cheats – these names and the scoundrels behind them have been around for hundreds of years, though their dodges and deceptions have been refined with the passage of time. The worldwide growth of criminal fraud has mushroomed to such a degree that traditional law-enforcement techniques have been unable to cope effectively with the fallout. Criminal fraud is a billion-dollar industry and has become a staple of...