Consider Phlebas by Iain M. BanksUse of Weapons by Iain M. BanksThe Forever War by Joe HaldemanDune Messiah by Frank Herbert
best hard science fiction
428 books — 810 voters
The Shadow of the Torturer by Gene Wolfe
Best Science Fiction & Fantasy Books
8,542 books — 24,946 voters

Perdido Street Station by China Miéville
Best Science Fiction of the 21st Century
1,265 books — 9,083 voters
Ethics by Baruch SpinozaPhilosophical Investigations by Ludwig Wittgenstein
Best World Philosophy Book
953 books — 1,420 voters