<p><b><i>''Laurence Alison is one of my academic heroes. He does what every writer longs to do. He makes the difficult clear - without losing his rigour.''</i></b><b>Malcolm Gladwell</b><b><br><br><i>''They are quietly revolutionising the study and practice of interrogation... Their findings are changing the way law enforcement and security agencies approach the delicate and vital task of gathering human intelligence.'' </i>Guardian</b><br><b><br><br>Get what you want from even the most difficult characters</b><br><br>All of us have to deal with difficult people. Whether we''re asking our neighbour to move a fence or our boss for a pay rise, we can struggle to avoid arguments and get what we want.<br><br>Laurence and Emily Alison are world leaders in forensic psychology, and they specialise in the most difficult interactions imaginable: criminal interrogations. They advise and train the police, security agencies, the FBI and the CIA on how to deal with extremely dangerous suspects when