Albert "Prodigy" Johnson, as one half of the hip-hop phenomenon Mobb Deep, has sold millions of albums and recorded with the elite of hip-hop, R&B, and rock. Prodigy is the founder and curator of Infamous Books, and is the author of the memoir My Infamous Life and coauthor, with Steven Savile, of H.N.I.C.. He lives in Queens, New York.

Steven Savile, a multiple finalist for the British Fantasy Award, has written for Doctor Who, Torchwood, Primeval, Stargate, Warhammer, Sláine, Fireborn, Pathfinder, and other popular game and comic series. He wrote the story for the international best-selling computer game Battlefield 3, which sold over five million copies in its week of release, and served as head writer for the popular online children's game Spineworld. He is the coauthor, with Albert "Prodigy" Johnson, of H.N.I.C..