John Coffee, a leading international expert on business and law, traces the evolution of the four main 'gatekeeping' professions: auditors, lawyers, securities analysts, and credit-rating agencies. Against the backdrop of 'the failure of the dogs to bark' at Enron and Worldcom, he examines the role and development of these professions. - ;In the wake of a series of corporate governance disasters in the US and Europe which have gained almost mythic status - Enron, WorldCom, Tyco, Adelphia, HealthSouth, Parmalat - one question has not yet been addressed. A number of 'gatekeeping' professions - a