They avoid precisely referring to the person named on a birth certificate FOR A REASON. Create a new person...more persons to charge and extract money from? (Perhaps see also "mixed war", "judicial retirement fund", CAFR). They figure if you are stupid enough to not even know your own name that you deserve the screw-over that you might get. If they determine that the person has a high school diploma they might presume you to be a cheater and otherwise immoral if you managed to 'pass' without knowing how to read.