I've read Ender's Game recently and ...
*MAJOR SPOILER ALERT*
*MAJOR SPOILER ALERT OVER*
Anyway, the most interesting part of the book is not the war with the buggers, but Ender's training, how they try to push him into fighting and Ender being bullied and trying to get over it.
From what I read on other forums, OSC was not so vocal about his views until 2000's.
I would really want
Roadside Picnic to win. Eastern European SF is not that well known in the Western world, and this book is on my TBR list since I saw the movie
STALKER which is loosely based on the book and which was breathtaking.