Clive Small is a former detective and Assistant Commissioner of the NSW Police. His investigations included the murder of anti-drugs campaigner Donald Mackay, the Nugan Hand bank, the shooting of police officer Michael Drury, the murder of Cabramatta MP John Newman and the backpacker murders which led to Ivan Milat being convicted. Clive Small and Tom Gilling are the authors of the highly successful Smack Express, Blood Money and Betrayed.