If the collapse of the former Soviet Union has given Marxism a bad name, have other ideologies of the left - anarchism, in particular - disappeared into the history books? Christopher Cook explores the ways in which this great 19th-century tradition of radical thought is being renewed, talking to anarchists from America,
Sweden, Italy and Britain, who are as happy to promote their libertarian
Utopia on the internet as they are to proclaim it on the streets. Repeat