Lee Karr is a devoted fan of the films of George A. Romero, in particular Day of the Dead, and has formed close friendships with many of the film's cast and crew. Over the years he has contributed photos and liner notes for DVD and Blu-ray releases in both the U.S. and Japan for Day of the Dead and Dawn of the Dead. He has written for magazines including Horrorhound and Famous Monsters of Filmland, and previously interviewed George A. Romero for homepageofthedead.com. He lives in Pittsburgh, Pennsylvania. This is his first book.

Greg Nicotero is executive producer of AMC's hit series, The Walking Dead. An acclaimed actor, director and special-effects creator, his wildly inventive work has earned him legendary status within the horror genre. Since landing his break as assistant to Tom Savini on Day of the Dead, he's gone on to enjoy a long and illustrious career. He is the co-founder of Hollywood's prestigious KNB EFX Group and the winner of four Emmy Awards. He lives in Los Angeles, California, with his wife and two children.