What's with Obama's mamma?

Question

Did you see the intro video to the speech last night? Obama's mamma seemed pretty cool. I know she's dead, but what was her deal does anyone know? What did she do for a living?

Answer 1

She was "Mamma" ... that was her job.

Answer 2

She was a mother first; then an anthropologist.

Answer 3

She worked as an anthropologist both in Hawaii and Indonesia.

There is more information on her  

here http://en.wikipedia.org/wiki/Ann_Dunham