ABSTRACTAutonomy may be used to justify free speech claims where the right is raised against the state but also to justify state intervention intended to promote autonomy which may entail restraints on others' speech. The appeal to diversity and autonomy may be used by both sides of the pornography and censorship debate. Although autonomy may be invoked in defence of pornography as part of the general defence of free speech, it is argued that autonomy favours the regulation of pornography. The ‘free speech’defence of pornography is critically examined here and an alternative argument advanced for regulat