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Sunday, July 19, 2015

University of Maryland professor’s extra credit problem goes viral

WASHINGTON — A University of Maryland psychology teacher’s mind-bending extra credit offer is pretty much blowing up the Internet.

Dylan Selterman told his social psychology students that they could earn either two points or six points of extra credit on their final papers. Of course, there was a catch: If more than 10 percent of the class chose six points, nobody in the class would get the extra credit.

Selterman said this is something he’s been doing since 2008. Think of it as a real-time example of the tragedy of the commons — the dilemma of acting in one’s own self-interest versus acting for the greater good of the group. So far, only one class has managed to get the extra credit (FYI: It wasn’t this year’s).

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7 comments:

Anonymous said...

Since at least 25% of any group will always act in a selfish manner there is only a very small chance of any class collecting on this without some sort of active cooperation.

Anonymous said...

This is a variation on the Prisoner's Dilemma, a classic logic problem.

Anonymous said...

Don't be trying g to confuse us with big words 2:34. I ain't got time to google all that.

Anonymous said...

This is an experiment that should be repeated regularly for social and psychological trending.

Anonymous said...

Since there are no real consequences (points are not going to be deducted) the best choice is to choose "2 points". It isn't a sure thing either way but it is in one's best interest, even though it does not immediate appear that way.

Anonymous said...

best choice is to ace the test, then selccet 6 points just to stick it to all those poor fools who are depending on the professor sliding them through with minimum of effort!

Anonymous said...

1:15, Of course the best choice is to select 2 points but people want max gratification and are inherently greedy.