Archive for September 24th, 2015

Biases: The “halo effect” … rock on, sister!

September 24, 2015

Two coinciding events this week: I’m prepping my fall course in business analytics — with some emphasis on decision biases — and, AGT is over (finally) and The Voice’s new season started.

So, it’s time to dust off one of my favorite posts …

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I’ll explain the picture later, but first, the back story.

A couple of interesting dots got connected last week.

 

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First, I started watching The Voice.

I liked the talent and the bantering among the coaches, but wondered why they used the turning chairs gimmick.  You know, judges can’t see the the performers, they can just hear them.

Became apparent when Usher turned his chair and was surprised to see that the high-pitched soul singer was a big white guy.

Hmmm.

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Second, for the course I’m currently teaching, I’ve been reading a book called The Art of Thinking Clearly — a series of short essays on cognitive biases – those sneaky psychological effects that impair our decision-making.

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