Question: What is the birthdate of this American writer and political activist who became an early leader of the Black Panther Party and for whom Maxwell Geismar wrote the introduction to his "Soul on Ice"?
Sentence (from "New Afrikan Black Panther Party"): The group is largely based in prison and commonly referred to as the New Afrikan Black Panther Party – Prison Chapter or the NABPP-PC.
Relevant evidence: No