Rasmus Fleischer (1978) is a Swedish historian, musician, freelance journalist and debater. He holds a Ph.D. from the department of contemporary history at Södertörn University College in southern Stockholm.
In 2003, he was one of the founders of Piratbyrån, the anti-copyright organization that, in turn, once founded BitTorrent tracker The Pirate Bay. Since then he has been lecturing extensively, on subjects related to "the collapse of copyright" and the future of music, at various European conferences addressing art and/or new media.
He lives in Stockholm.
- editor, with Marcus Kaarto, Copy Me. Samlade texter från Piratbyrån, Stockholm: Roh-Nin, 2005. (Swedish)
- Det Postdigitala Manifestet: Hur musik äger rum, Stockholm: Ink bokförlag, 2009. (Swedish)
- Boken & Biblioteket, Stockholm: Ink bokförlag, 2011, 192 pp.  (Swedish)
- Musikens politiska ekonomi: lagstiftningen, ljudmedierna och försvaret av den levande musiken, Stockholm: Ink bokförlag, 2012, v+630 pp, ARG. Based on PhD thesis from Lund University. (Swedish)
- Tapirskrift, Stockholm: Axl Books, 2014, 294 pp. (Swedish)