"Seven years ago, David Arkless took a call from the first lady of an African state. She wanted to know what his company was doing about human trafficking. His answer was blunt: "What human trafficking?" The question prompted him to investigate. The figures proved startling. According to the UN Office on Drugs and Crime, more than 2.4 million people are being exploited by traffickers at any one time. Some campaign groups suggest the annual number of victims could be as high as 27 million." (Quoted from article)