Patrick K. Kroupa, American computer hacker and activist, co-founded MindVox

Patrick Karel Kroupa (also known as Lord Digital, born January 20, 1969) is an American writer, hacker and activist. Kroupa was a member of the Legion of Doom and Cult of the Dead Cow hacker groups and co-founded MindVox in 1991, with Bruce Fancher. He was a heroin addict from age 14 to 30 and got clean through the use of the hallucinogenic drug ibogaine.