ROSSPEN or Political Encyclopedia Publishers () is a Russian academic publisher. It is a major publisher of archival materials and research works in history of Russia and the Soviet Union.
Its major works include the 100-volume series History of Stalinism ("ÃÂÃÂÃÂþÃÂøàÃÂÃÂðûøýø÷üð") (shortlisted for the International Freedom to Publish Award, IPA) and the 119-volume "ÃÂøñûøþÃÂõúð þÃÂõÃÂõÃÂÃÂòõýýþù þñÃÂõÃÂÃÂòõýýþù üÃÂÃÂûø àôÃÂõòýõùÃÂøàòÃÂõüõý ôþ ýðÃÂðûð XX òõúð" (2010 "Book of the Year", Russia). There are over 100 other award-winning works published by ROSSPEN.