Conversation so far:
Where did Ramis attend school?
Ramis had begun studying and performing with Chicago's Second City improvisational comedy troupe.
Who did he perform with at Second City?
I had been in Second City in the workshops already and Michael Shamberg and I had written comedy shows in college".
What year(s) did he perform at Second City?
1968.
What did he do after Second City?
CANNOTANSWER.
What else happened in 1968?
he was a substitute teacher at schools serving the inner-city Robert Taylor Homes.
Did Ramis have any other jobs?
He also became associated with the guerrilla television collective TVTV.
What did he do for TVTV?
CANNOTANSWER.

Question: What else did Ramis do in his early years?
Self-contained rewrite: What else did Ramis do in his early years besides TVTV, and Second City?