A bit of vinegar in your beer: how perception affects taste

Blink taught us that snap judgments have validity. But now Predictably Irrational: The Hidden Forces That Shape Our Decisions, wants you to consider what you might be missing when those snap judgments come into play.
Lifehacker has a portion of professor Dan Ariely’s book, wherein he looks at a study conducted at the Massachusetts Institute of Technology. Bargoers at the Muddy Charles — the campus pub at M.I.T. — were offered samples of Budweiser and Budweiser with balsamic vinegar. Their reactions varied according to when the inclusion of balsamic vinegar was revealed.