style="overflow: hidden; color: #000000; background-color: #ffffff; text-align: left; text-decoration: none; border: medium none;">Here is how to write a bestselling book about decision-making. First, think of a title that is a one-syllable verb in the imperative mood, such as Blink or Nudge. Then establish a broad yet simple theory, assembling research from psychology, economics and finance to support it. Tie it together with good, simple prose, throw in the odd joke, and Bob’s your uncle. Or, in this case, Frank’s your uncle.