When to Think Quick, When to Think Slow

Daniel Kahneman, recipient of the Nobel Prize in Economic Sciences for his work in psychology and author of Thinking, Fast and Slow (now in paperback), shares his insights into the brain's two modes of thinking and what that can explain about things like jury deliberations, risk, sports streaks, and the 'irrational exuberance' of capitalists.

→ Event: Daniel Kahneman will be appearing with Joshua Foer at the Union Square Barnes and Noble tonight at 7:00 p.m

Daniel Kahneman's Quick-Thinking Riddles

(Two of the questions Daniel Kahneman uses to test quick-thinking. Answer these riddles as quickly as possible, ideally within 5 seconds)

Question 1

A bat and ball cost $1.10.

The bat costs one dollar more than the ball.

How much does the ball cost?

Question 2

Is the following argument logically valid?

All roses are flowers.

Some flowers fade quickly.

Therefore some roses fade quickly.