The Blade Itself by Joe AbercrombieThe Name of the Wind by Patrick RothfussPrince of Thorns by Mark  LawrenceBefore They Are Hanged by Joe AbercrombieLast Argument of Kings by Joe Abercrombie
Favorite Dark Fantasy Series
143 books — 227 voters
Dune by Frank Patrick HerbertOld Man's War by John ScalziLeviathan Wakes by James S.A. CoreyStarship Troopers by Robert A. HeinleinPandora's Star by Peter F. Hamilton
Excellent Space Opera
1,097 books — 3,835 voters

Do Androids Dream of Electric Sheep? by Philip K. DickThe Caves of Steel by Isaac AsimovAltered Carbon by Richard K. MorganThe City & the City by China MiévilleThe Yiddish Policemen's Union by Michael Chabon
Science Fiction Detective Novels
235 books — 160 voters
And Then There Were None by Agatha ChristieThe Murder of Roger Ackroyd by Agatha ChristieThe Sign of Four by Arthur Conan DoyleThe Mystery of the Yellow Room by Gaston LerouxMurder in Mesopotamia by Agatha Christie
Locked Room Mysteries
189 books — 155 voters

Hyperion by Dan SimmonsDune by Frank Patrick HerbertEnder’s Game by Orson Scott CardFoundation by Isaac AsimovLeviathan Wakes by James S.A. Corey
Best Space Opera
1,132 books — 1,884 voters