Question: What is the name of this English writer and social critic, born in 1812, who wrote The Mystery of Edwin Drood?
Sentence (from "The Mystery of Edwin Drood (2012 film)"): It was aired in the United Kingdom on BBC2 as two one-hour parts on 10 and 11 January 2012, in the United States as a single two-hour film on PBS on 15 April 2012, and in Australia on ABC1 on 2 January 2013.
Relevant evidence: No