March 22, 2006:
Business and technology issue
Traffic Buster
And other innovations from Princetonians that could change your life

Table of Contents:

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On the cover : Professor Alain Kornhauser *71 displays a phone equipped with global positioning software. Kornhauser is developing a way to use mapping software to reduce traffic jams. (Photographs: Ricardo Barros; Jupiter Images. Photo illustration: Ricardo Barros.)