In 2012, Green was listed on the Independent on Sunday Pink List, a list of influential British LGBT people. On Twitter, Green said that he was bisexual in response to the listings. He has also said that he was "not Christened, and am still less a Christian".
He led the defence in the Twitter Joke Trial, in which defendant Paul Chambers was acquitted on appeal on 27 July 2012.
In 2012, he gave evidence to the Leveson Inquiry into the culture, practices and ethics of the British press.