Jack Cohen

The Science of Discworld is a 1999 book by novelist Terry Pratchett and popular science writers Ian Stewart and Jack Cohen. Three sequels, The Science of Discworld II: The Globe, The Science of Discworld III: Darwin's Watch, and The Science of Discworld IV: Judgement Day, have been written by the same authors. The …

The Science of Discworld II: The Globe is a 2002 book written by the novelist Terry Pratchett and the popular science writers Ian Stewart and Jack Cohen. It is a sequel to The Science of Discworld, and is followed by The Science of Discworld III: Darwin's Watch. The book alternates between a typically absurd Discworld …

The Science of Discworld III: Darwin's Watch is a book set on the Discworld, by Terry Pratchett, Ian Stewart and Jack Cohen. It is the sequel to The Science of Discworld and The Science of Discworld II: The Globe. As with the first two volumes, the book alternates between a Discworld story and a serious scientific …