What is the nationality of the person who researched "Underground"?
Underground (Dreyfus book) Underground: Tales of Hacking, Madness and Obsession on the Electronic Frontier is a 1997 book by Suelette Dreyfus, researched by Julian Assange. It describes the exploits of a group of Australian, American, and British black hat hackers during the late 1980s and early 1990s, among them Assange himself.
Timothy Ballard Timothy Ballard is the founder and CEO of Operation Underground Railroad (O.U.R.) and the author of several books. He organizes activities on the national and international level to stop child trafficking. Hundreds of trafficking victims have been rescued by Tim Ballard and Operation Underground Railroad. They have also assisted in the arrest of over 300 traffickers.