“Teaching is the most important of all professions,” Ridley Scott proclaimed at the Baftas. “Sort that out and social problems will get sorted out.” We’re with you, Ridley, and the world has seen some heroic teachers this week. In celebration, this Showdown is an Election for the educators who have gained the most Fame on film, from the very best—Thackeray! Shorofsky! Keating! Norbury!—to the absolute worst—Rooney! Vernon! Get listing, or we’ll hold a member of the Dead Poets Society in a Half Nelson. Do you even go to this school? Hand in your top 10 before the bell goes.