Do you want to compare Atom with John Jameson? Discover the powers, weakness & weapons of Atom and John Jameson from Atom Biography and John Jameson Biography. Find out all about Atom and John Jameson.# Check out how is Atom unique and distinct from John Jameson. Discover their love interest, sidekicks, family tree and the movies and games list in which Atom and John Jameson have appeared. Find out everything about them here!