Former Fellow John Tye (’06), a co-founder of the nonprofit law firm Whistleblower Aid, was interviewed in The New York Times about the challenges of protecting confidential sources (“How To Be a Whistle-Blower,” Nov. 12). “For someone who’s truly a high-value target, there is no way to safely use a digital device,” John said. “Journalists trying to protect their sources, and lawyers trying to protect their clients, must borrow digital tradecraft techniques from the world of espionage in order to make their essential contributions.”