onepointone - 3:13 am on Aug 19, 2010 (gmt 0)

Change your name.
Change your identity.

Both these terms are used here, so which is it?

Changing your name is already legal, at least in the U.S.

Changing your identity, seems to denote a new fake history to go with your new name, a-la witness protection program, etc. A more serious deal IMO.