Conversation so far:
What happened with Mumia Abu-Jamal's education and career?
After attaining his GED, Mumia Abu-Jamal studied briefly at Goddard College and by 1975 Abu-Jamal was working in radio newscasting at Temple University's WRTI
Where was Mumia Abu-Jamal suspended?
Mumia Abu-Jamal was suspended at Benjamin Franklin High School

Question: Who suspended him?
Self-contained rewrite: Who suspended Mumia Abu-Jamal?