Jack Cohen

Jack Cohen is a biologist and science writer and long-time collaborator of Ian Stewart’s.

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Author: Terry Pratchett, Ian Stewart and Jack Cohen | Narrator: Jack Cohen
Release Date: January 20, 2015
Roundworld, aka Earth, is under siege. Are three wizards and an orangutan Librarian enough to thwart the Elvish threat? When the wizards of Unseen University first created Roundworld, they were so concerned with discovering the rules of this new...