Matthew J. Robbins and Sheldon H. Jacobson, University of Illinois at Urbana-Champaign (IMAGE)
Caption
Sheldon H. Jacobson, right, a professor of computer science at Illinois, says legislation banning cell phone use while has more of an impact in densely populated urban areas that have a higher number of licensed drivers. Matthew J. Robbins, left, was one of two students who conducted the study with Jacobson.
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L. Brian Stauffer
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