Smugglers and traffickers—of human beings as well as illicit drugs and other contraband—are among the “bad actors” who facilitate and profit from illegality. As governments around the world make increasing investments in immigration controls, there is a growing demand for ever more sophisticated and creative means to circumvent border controls. The research here focuses on the roles played by trafficking and smuggling organizations, the repercusssions of their activities, and the exploitation and abuse of individual migrants and trafficked persons.