Green Lantern is a 37-book series with 37 released primary works first released in 1971 with contributions by Larry Niven, Ron Marz, Neil Gaiman, Bill Finger, Joe Kelly, Dennis O'Neil, John Broome, Len Wein, Geoff Johns, Dave Gibbons, Peter J. Tomasi, Alan Burnett, Sterling Gates, Alan Moore, and Kurt Busiek.