 In 1987, Martin published a collection of short horror stories in "Portraits of His Children".During this same period, Martin continued working in print media as a book-series editor, this time overseeing the development of the multi-author "Wild Cards" book series, which takes place in a shared universe in which a small slice of post–World War II humanity gains superpowers after the release of an alien-engineered virus; new titles are published in the ongoing series from Tor Books.In "Second Person", Martin "gives a personal account of the close-knit role-playing game (RPG) culture that gave rise to his "Wild Cards" shared-world anthologies".