Raoul Vaneigem is a historian and social theorist who was prominently associated with the Situationist International. He is the author of numerous books, including the highly influential The Revolution of Everyday Life. Among other of his works available in English are The Movement of the Free Spirit and A Declaration of the Rights of Human Beings. He presently divides his time between Belgium and Barcelona.

Bill Brown received an MA in critical theory and a Ph.D. in modern American and European literature from the University at Buffalo. He has taught at The Rhode Island School of Design and has translated hundreds of letters, essays and books, most of them by members of the Situationist International.