This book was authored not by two, but by many. We’d like to thank for their assistance during the preparation of this book: Alex Andrews, Armen Avanessian, Diann Bauer, Ray Brassier, Benjamin Bratton, Harry Cleaver, Nathan Coombs, Michael Ferrer, Mark Fisher, Sam Forsythe, Dominic Fox, Lucca Fraser, Craig Gent, Jeremy Gilbert, Fabio Gironi, Jairus Grove, Doug Henwood, Aggie Hirst, Amy Ireland, Joshua Johnson, Robin Mackay, Suhail Malik, Keir Milburn, Reza Negarestani, Matteo Pasquinelli, Patricia Reed, Rory Rowan, Michal Rozworski, Mohammed Salemy, Robbie Shilliam, Ben Singleton, Keith Tilford, James Trafford, Deneb Kozikoski Valereto, Pete Wolfendale, and the innumerable others who have shaped it through discussion. We’d also like to thank the team at Verso who helped make this a significantly better book in the process of editing: Rowan Wilson, Mark Martin, and Charles Peyton. And finally, Nick would like to thank his family for their constant support, and Helen Hester for her invaluable contributions on everything from the smallest grammatical change to the largest conceptual issue. Alex would like to thank his family for their continual support and advice, and Francesca Peck for her unswerving intellectual encouragement and tolerance throughout the writing of this book.