Simplify the following text for a Grade 8 native English-speaking person.
Original: Eisenstein taught film-making during his career at GIK where he wrote the curricula for the directors ' course ; his classroom illustrations are reproduced in Vladimir NizhniÄ 's Lessons with Eisenstein .
Simplified: He also wrote the lessons for the directors ' course there . His classroom illustrations are reproduced in Vladimir NizhniÄ 's Lessons with Eisenstein .