Policing the Web's Lurid Precincts

With the rise of Web sites built around material submitted by users, screeners have never been in greater demand. Some Internet firms have tried to get by with software that scans photos for, say, a large area of flesh tones, but nothing is a substitute for a discerning human eye. The surge in Internet screening services has brought a growing awareness that the jobs can have mental health consequences for the reviewers, some of whom are drawn to the low-paying work by the simple prospect of making money while looking at pornography.