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.
Underground (Thelonious Monk album) Underground is a 1968 album by American jazz musician Thelonious Monk. It features Monk on piano, Larry Gales on bass, Charlie Rouse on tenor sax, and Ben Riley on drums.