Question: "Business School" is the seventeenth episode of the third season of the American comedy television series "The Office", written by which American writer and producer, who wrote several episodes of the animated television sitcom, "The Simpsons" between 1993 and 1997?
Sentence (from "Business School (The Office)"): Written by Brent Forrester, and directed by "Buffy the Vampire Slayer" and "Firefly" creator Joss Whedon, the episode aired on NBC on February 15, 2007.
Relevant evidence: Yes