Politically hes always been an idiot:
A longstanding Labour Party supporter, Hawking has also increasingly made his views known on a variety of political subjects.[248][249] He recorded a tribute for the 2000 Democratic presidential candidate Al Gore,[250] called the 2003 invasion of Iraq a “war crime”,[249][251] maintained his longstanding campaigning for nuclear disarmament,[248][252][249] and has supported stem cell research,[249][253] universal health care,[254] and action to prevent climate change.[252]
http://en.wikipedia.org/wiki/Stephen_Hawking
Didn’t he trade pornography with Bill Clinton?