Robert Greenberger was given a Superman comic at age six and has been steeped in comics lore ever since. He worked for 20 years at DC Comics. He has subsequently written numerous books featuring DC’s heroes, notably The Essential Batman Encyclopedia, and co-wrote The Batman Vault and The Essential Superman Encyclopedia. Additionally, he has worked at Starlog Press, Gist Communications, Marvel Comics, Weekly World NewsComicMix, and Famous Monster of Filmland. He currently teaches high school English in Maryland and Making Graphic Novels at Maryland Institute College of Art. He makes his home with his wife Deb. For more, see www.bobgreenberger.com.