California’s secretive gang database, with information on hundreds of thousands of predominantly black and Latino men, uses a controversial overlay of sophisticated data analysis and surveillance technologies.

Ali Winston
Ali Winston is a freelance reporter, covering surveillance, privacy and criminal justice. His writing has won awards from the National Association of Black Journalists, the New York City Community Media Alliance, the City University of New York's John Jay College of Criminal Justice, the Association of Alternative Newsmedia, the San Francisco Peninsula Press Club and the Northern California chapter of the Society of Professional Journalists. Originally from New York, he is a graduate of the University of Chicago and the University of California, Berkeley.
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