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.
The Velvet Underground (book) The Velvet Underground is a paperback by journalist Michael Leigh that reports on paraphilia in the USA, published in September 1963.