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Railroads and motor vehicles can come into conflict at level, or at-grade crossings. Such conflicts almost always lead to deadly consequences. In this podcast we consider the trend in rail grade crossing crashes, and the differences that crossing control devices, education, and other policies might make toward mitigating this risk.To understand how we can make these intersections safer, we talk with Professor Ian Savage of Northwestern University, a transport economist who studies the economics of transportation safety, including rail safety