Why read just one . . .
John le Carré's The Constant Gardener (got to read it before I see the movie!)
Barack Obama's The Audacity of Hope--excellent!
Traveller's Tales' A Woman's Path
Robert Ray's The Weekend Novelist
Molly Gloss's The Hearts of Horses--so, so
And just found this site: http://www.bookbrowse.com/top_reviews/