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.

Top Stories

Malcolm Gladwell on “The American Way of Killing.” Plus, Grandmaster Flash on “Birth of a Culture”

NYC's top watchdog launches probe into what mayors knew about post-9/11 air

Advice for Personal Money Management

Neil Patrick Harris Plays a Camp Director for Kids with Cancer

YOU ARE ONLINE