Data of the Night, Pt 3
By David Alan Grier

globe with half of it made out of multimedia screens

In this Episode

Part 3: Gunshot detection systems are a form of geographical information system, a technology that has expanded rapidly in the past two decades and has substantially altered how we deal with the physical landscape.

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About David Alan Grier

David Alan Grier is a writer and scholar on computing technologies and was President of the IEEE Computer Society in 2013. He writes for Computer magazine. You can find videos of his writings at He has served as editor in chief of IEEE Annals of the History of Computing, as chair of the Magazine Operations Committee and as an editorial board member of Computer. He is an associate professor of science and technology policy at George Washington University in Washington, DC, with a particular interest in policy regarding digital technology and professional societies. He can be reached at