Research on the wisdom of crowds: Making the bandwagon better

Research on the wisdom of crowds: Making the bandwagon better

Before customers jump on the bandwagon of online crowd information and buy a dinner, a book, or a movie ticket, suppose there were a way to make the bandwagon better? That’s the central question behind “Harnessing the Wisdom of Crowds,” a research paper co-authored by Washington University in St. Louis’ Xing Huang and published in the journal Management Science.

What’s so hard about counting craters?

The journal Icarus published a study this month that compared lunar crater counts by eight professionals with crowdsourced counts by volunteers. The professional crater counts varied by as much as a factor of two. Two of the professionals, both planetary scientists at Washington University in St. Louis, explain why they weren’t surprised.