A fully illustrated guide to Deborah Harkness's #1 New York Times bestselling All Souls trilogy—"an irresistible . . . wonderfully imaginative grown-up fantasy" (People). Look for the hit TV series "A Discovery of Witches" airing Sundays on AMC and BBC America, and streaming on Sundance Now and Shudder. A Discovery of Witches introduced Diana Bishop, Oxford scholar and reluctant witch, and vampire geneticist Matthew Clairmont. Shadow of Night and The Book of Lifecarried Deborah Harkness's series to its spellbinding conclusion. In The World of All Souls, Harkness shares the rich sources of inspiration behind her bewitching novels. She draws together synopses, character bios, maps, recipes, and even the science behind creatures, magic, and alchemy—all with her signature historian's touch. Bursting with fascinating facts and dazzling artwork, this essential handbook is a must-have for longtime fans and eager newcomers alike.