Clarke died in Colombo on 19 March 2008, at the age of 90. His aide described the cause as respiratory complications and heart failure stemming from post-polio syndrome.- Josh Kirby (Wikipedia)
Ronald William “Josh” Kirby (27 November 1928 – 23 October 2001) was a British commercial artist. Over a career spanning 60 years, he was the artist for the covers of many science fiction books including Terry Pratchett’s Discworld novels.