Delirium Books, launched in the summer of 1999 by , is a horror publisher in the collector's market, producing low print-run limited editions intended for both collectors and readers alike. Delirium Books first published The Rising, the first book in a series of zombie-themed horror novels written by author Brian Keene, winning the Bram Stoker Award for Best First Novel in 2003 and helping to usher in the new era of zombie popularity in the mid-2000s.