Could TripAdvisor-style ratings save migrant workers from slavery?

Online empowerment: Migrant workers, who are often subjected to abusive employment once they arrive at their new workplace, can now voice their complaints on peer-review sites like Contratados.org.

BOGOR, Indonesia: A Mexican migrant paid a recruiter thousands of dollars for work in the United States, only to endure slavery, time in jail and finally deportation. 

To make sure others did not fall prey to the same man, the migrant wrote a review of the recruiter on Contratados.org, a site for migrants from Mexico working in the United States.