Demos is an influential left-wing think tank based in the United Kingdom. It was founded in 1993 by journalists from Marxism Today, the theoretical journal of the Communist Party of Great Britain (CPGB). In the run up to the 1997 UK general election it was seen as being close to the Labour Party, in particular the current leader Tony Blair.
Demos: A Network for Ideas & Action is a U.S. based research and policy center that was founded in 2000. According to a wide variety of media reports, Demos has growing influence on the North American debate about election reform and economic security, with a particular emphasis on the development of a broad, stable future middle class in the US.