... Polaris analyzed more than 32,000 cases of human trafficking documented between December 2007 and December 2016 through its operation of the National Human Trafficking Hotline and BeFree Textline. This is the largest data set on human trafficking in the United States ever compiled and publically analyzed. Polaris’s research team analyzed the data and developed a classification system that identifies 25 types of human trafficking in the United States. Each one has its own business model, trafficker profiles, recruitment strategies, victim profiles, and methods of control that facilitate human trafficking...