I haven't read all of the new books I bought this year, and some of my favorite books I read this year were from years past. So far, my list would be:

Honorable mention - Kockroach by Tyler Knox.

10 - I Am America (And So Can You!) - Stephen Colbert
09 - The Every Boy - Dana Adam Shapiro
08 - Crooked Little Vein - Warren Ellis
07 - The Stuff of Thought - Stephen Pinker
06 - Everything Is Miscellaneous - David Weinberger
05 - Then We Came To The End - Joshua Ferris
04 - Not That You Asked - Steve Almond
03 - Gonzo - Jann Wenner
02 - I Am A Strange Loop - Douglas Hofstadter
01 - Bad Monkeys - Matt Ruff

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My Library: http://www.librarything.com/catalog.php?view=princemuchao