Conversation so far:
What subject did Ludwig Mies van Der Rohe teach while as an educator?
architecture.
At which school did Rohe teach at?
Illinois Institute of Technology in Chicago.
What year did he begin teaching at the Illinois Instite of Technology?
CANNOTANSWER.
Did he contribute any acclaimed ideas while he was teaching at the Illinois Institute of Technology?
Some of Mies' curriculum is still put in practice in the first and second year programs at IIT.

Question: Was Ludwig still creating buildings while teaching?
Self-contained rewrite: Was Ludwig Mies van Der Rohe still creating buildings while teaching?