He has not seen in years his siblings, nor does he care to. The constants in his life are Amber and the treachery of his family, treachery he has taken upon himself as well. In fact, none of the characters in any of the Amber books connects much with the others at first, and divorce has taken its toll on family relations. The suburban family, too, is often separated by distance, divorce and remarriage, and simple lack of effort. One of the major changes in American society as it progressed from a rural to a suburban society was the increase in migration throughout the country.
Few people live their entire lives in the towns or cities where they grew up.
As a result, the suburbanite yearns for constancy but has to settle for reflections. The same is true of the Amberite away from home. Shadow, there is an infinitude of things. Every possibility exists somewhere as a Shadow of the real. Amber, by its very existence, has cast such in all directions.