I said I knew him personally, not that I liked him. He is closely (too closely for my tastes) w/Russ Means of the American Indian Movement.

But the thing you are referencing is a sad byproduct of what folks familiar with Native history refer to as the racist politics of 'blood quantum'.

Look it up, MTed. You'll be educated about yet another aspect of racism in America that most Americans not only know very little about, but also only give a shit about when trying to discredit someone else in Internet forums where discussions of race come up.