Judgement Day

Judgement Day (The Science of Discworld IV) tackles the relationship between religion and science, framed through a Discworld legal battle over the creation of Roundworld. The science chapters address the history and philosophy of the creation/evolution debate.

Yes. Judgement Day (2013) is the fourth and final Science of Discworld book. It was published by Ebury Press.

Terry Pratchett, Ian Stewart, and Jack Cohen. At the time of writing Pratchett was already living with posterior cortical atrophy.

Marjorie Daw is a new character introduced in Judgement Day — a librarian fighting to save her library from closure. She was later used in the Discworld series itself in The Shepherd's Crown.