In August 2012 , Hawking narrated the " Enlightenment " segment of the 2012 Summer Paralympics opening ceremony in London . In 2013 , the biographical documentary film '' Hawking '' , in which Hawking himself is featured , was released . In September 2013 , he expressed support for the legalisation of assisted suicide for the terminally ill . In August 2014 , Hawking accepted the Ice Bucket Challenge to promote ALS/MND awareness and raise contributions for research . As he had pneumonia in 2013 , he was advised not to have ice poured over him , but his children volunteered to accept the challenge on his behalf
2012 Summer Paralympics opening ceremony
2012 Summer Paralympics opening ceremony
Stephen Hawking