Wikipedia: How to Motivate Expert Contributions? (Yan Chen, University of Michigan)

- [Yan] It's good that we have
an army of enthusiasts

writing Wikipedia articles,

but sometimes when it concerns
a disease that I might have,

I really want the experts' input.

♪ [music] ♪

Wikipedia is one of the most important
references for the general public.

It's actually one of the most top five
most visited websites in the world.

Everyone reads Wikipedia articles,
but sometime you spot an error

or you say,
"Well, this is not really correct."

But you move on

and say, "Someone else might fix it."

That's called the "free rider problem."

The success of Wikipedia
has been really surprising

for economists because it relies
purely on volunteer labor.

The medical profession has found
that