Harlan Ellison (editor), Isaac Asimov (introduction), Samuel R. Delany (contributor), Philip K. Dick (contributor), J. G. Ballard (contributor), and Philip José Farmer (contributor)
Ronald B. Sakolsky (editor), Robin D. G. Kelley (introduction), Franklin Rosemont (contributor), Penelope Rosemont (contributor), Guy Ducornet (contributor), Paul Garon (contributor), and David Roediger (contributor)