Oblivious Investing: Building Wealth by Ignoring the Noise by Mike Piper.
Liberal Fascism: The Secret History of the American Left by Jonah Goldberg.
Tenth Grade Bleeds by Heather Brewer.
Coming in February of 2010, Smile by Raina Telgemeier. It's the pen and ink collection of Telemeier's "dental drama" webcomic.
Okay, so these last two aren't exactly recent, but they're so damned genius I had to include 'em anyway.
Watchmen by Alan Moore & Dave Gibbons.
Against Happiness: In Praise of Melancholy by Eric G. Wilson.
Now wipe that smug smile off of your face and get back to work!