Creator
Joe Madureira, Scott Lobdell
Chris Claremont, John Byrne
Base
Jean Grey School for Higher Learning, Salem Center, Westchester County, New York; formerly Black Rome, Necrosha
(current) Emma Frost operates from the Massachusetts Academy, Snow Valley, Massachusetts, (former) Hellfire Club mansion in New York City, a home in the Berkshire Mountains in Massachusetts (near the Massachusetts Academy), and places of residence in vari