A new jobs program that is helping the long term unemployed; A Harvard scientist says the placebo effect, not a drug's active ingredient, is helping people with depression; And, go inside the mind of ... more » A new jobs program that is helping the long term unemployed; A Harvard scientist says the placebo effect, not a drug's active ingredient, is helping people with depression; And, go inside the mind of 21-year-old chess grandmaster Magnus Carlsen.« less