With a roaring sense of adventure and enough viscera to gag the hardiest of gore hounds, Yancey’s series starter might just be the best horror novel of the year. Will Henry is the 12-year-old apprentice to Pellinore Warthrop, a brilliant and self-absorbed monstrumologist-a scientist who studies (and when necessary, kills) monsters in late-1800s New England. The newest threat is the Anthropophag...