The Art and Artifice of Counting Crowds

On the Media | May 5, 2011

From the Million Man March to the Obama Inauguration to Glenn Beck’s recent “Restoring Honor” rally, estimating the size of a crowd is both scientifically difficult and politically fraught. ASU professor Steve Doig, Washington Post editor Dan Keating and retired U.S. Park Police officer Carl Holmberg – crowd estimators all – weigh in.

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