Andy Greenberg is a reporter for Wired, where he writes about information security, privacy, cryptography, and hacker culture. He's the author of the book This Machine Kills Secrets, on the history and future of anonymity, the cypherpunks, and information leaks. In 2013, he conducted the media's only extended interview with the Dread Pirate Roberts, the administrator of the Silk Road dark web black market.