Creator
Dave Cockrum, Len Wein
  
Jack Kirby, Stan Lee
  
In Comics
Giant-Size X-Men #1 - Deadly Genesis
  
X-Men #4 (March, 1964)
  
Occupation
(current) Adventurer, student, (former) Artist
  
(current) Adventurer, (former) Terrorist, officer of the Inhumans militia, United States government operative
  
Base
(current) Professor Charles Xaviers Institute for Higher Learning, Salem Center, Westchester County, New York (former) Muir Isle, Scotland,; a loft in Soho, Manhattan, Ust-Ordynski Collective, Lake Baikal, Siberia, U.S.S.R., X-Men Headquarters in Austra
  
Currently a castle on the Hudson River in upstate New York that is owned by the High Evolutionary; (former) Transia; Avengers Mansion, Manhattan; Avengers Compound, Palos Verdes, California; X-Factor headquarters, Washington D.