Best International Literary Adaptation film prize

       They've announced the winner of this year's Frankfurt Book Fair's film prize for Best International Literary Adaptation, which goes to Anton Corbijn for his John Le Carré adaptation, A Most Wanted Man; he gets to pick up the prize on 10 October.
       I happened to see this recently, and ... meh, it was okay. But I don't know what the literary-adaptation-competition was. And I haven't read the book; maybe it's a particularly successful adaptation .....