Adbusters is a not-for-profit, reader-supported, advertising-free magazine with a circulation of approximately 70,000. It puts forward anticapitalist, pro-environment concerns through incisive philosophical essays, activist commentary, and advertising spoofs. Based in Vancouver, British Columbia, Canada, Adbusters' past and present contributors include Slavoj Žižek, David Graeber, Simon Critchley, Michael Hardt, Antonio Negri, Matt Taibbi, Bill McKibben, Douglas Rushkoff, Jonathan Cook, and Chris Hedges, among others.