www.artscatalyst.orgTruth Serum was an off-site participatory performance, linked to a gallery installation, exploring the pharmacology of truthfulness.The Office of Experiments' experiment in consensual self-experimentation in support of freedom from artistic censorship was conducted with volunteers in a secret venue in Liverpool on Saturday 29 March 2008. The project sought to highlight the case of artists such as Steve Kurtz and Critical Art Ensemble, and their persecution in the USA, which marks an ever-increasing creep of the security state into the nervous system of culture. A small number of volunteers took part in the experiment; They were asked to attend a venue in Liverpool at a specific time on the day. Documentation and results from the experiment will be placed online soon. Less