Corporations of every size have experience of employees who are guilty of lying, stealing, sabotage, hacking, destruction of files and data, and more than a few corporations have been, and continue to be, devastated by the activities of whistleblowers. Corporations of every size have experience of employees who are guilty of lying, stealing, sabotage, hacking, destruction of files and data, and more than a few corporations have been, and continue to be, devastated by the activities of whistleblowers. Profits, secrets and staff morale are all threatened. This book provides a background to the psychology of deviance and offers practical advice about identifying the causes of and prescriptions for reversing disloyalty.