Casey Gilly is the mother of a young goblin, a horror fan, and a comic book writer. The first two prepared her for the third. Her work includes Buffy the Last Vampire Slayer, My Little Pony: Generations, and Star Wars Adventures, as well as many tarot decks with Insight Editions. She resides in Portland, Oregon.

Tomás Hijo was born in Spain. He is an illustrator and professor of illustration at the University of Salamanca in Spain. He has illustrated more than seventy books and written ten of them, most of which are related to legends and folklore. With printmaking as his technique of choice, his works belong to private collections all around the world, including Guillermo del Toro’s and Mike Mignola’s. His work has been exhibited in many galleries through Europe and the United States. His interest in the works of H. P. Lovecraft led to the birth of Nictonomicon, a collection of prints that has attracted the interest of the most important people in the field. Hijo received the Best Artwork Award from the Tolkien Society in 2015 in recognition of his works about J. R. R. Tolkien’s books.