NPR's Robert Siegel talks with Pippa Norris, director of the Electoral Integrity Project and a political scientist with the Harvard Kennedy School of Government, about eroding confidence in the U.S. electoral system, and what can be done about it.
Those self-checkout machines in the supermarkets and other stores have remained pretty much unchanged since the 1990s. They still don't work very well. Why can't they get better? We take a shopping trip with the inventor who describes the issue as a cognitive problem and a shoplifting problem.