Question: Who directed the documentary for which a response documentary 'Fahrenhype 9/11' was created featuring an American lawyer, politician, and reality television arbitrator Ed Koch?
Sentence (from "Fahrenhype 9/11"): Part of a large group of documentaries that began appearing in the mid-2000s as improved technology allowed anyone to quickly and affordably create movies, the video was created in 28 days and was narrated by Ron Silver.
Relevant evidence: No