Publications by authors named "Gregory D Erhardt"

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Do Transportation Network Companies (TNCs) improve or worsen road safety? Assessing crash impacts in San Francisco.
Vedant S Goyal, Gregory D Erhardt, Nikiforos Stamatiadis, Christopher R Bollinger

J Safety Res· December 2025

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The changing accuracy of traffic forecasts.
Jawad Mahmud Hoque, Gregory D Erhardt, David Schmitt, Mei Chen, Ankita Chaudhary

Transportation (Amst)· February 2021

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Do transportation network companies decrease or increase congestion?
Gregory D Erhardt, Sneha Roy, Drew Cooper, Bhargava Sana, Mei Chen

Sci Adv· May 2019

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