
Future Mobility Systems Lab
Publications
Journal Publications
Gebresselassie, M., Michalek, J., Nock, D., & Harper, C. (2025). Analyzing disparities in app-hailed travel during extreme heat in New York City. Transportation Research Part D: Transport and Environment, 142, 104650.
Nock, D., Maillacheruvu, S. U., & Harper, C. (2025). Mapping the Gap: A Review of Residential Energy and Transportation Deficit Metrics. Current Sustainable/Renewable Energy Reports, 12(1), 2. [Journal Version]
Hanig, L., Ledna, C., Nock, D., Harper, C. D., Yip, A., Wood, E., & Spurlock, C. A. (2025). Finding gaps in the national electric vehicle charging station coverage of the United States. Nature Communications, 16(1), 561. [Journal Version] [Press Release]
Cobb, A., Mohan, A., Harper, C. D., Nock, D., & Michalek, J. (2024). Ride-hailing technology mitigates effects of driver racial discrimination, but effects of residential segregation persist. Proceedings of the National Academy of Sciences, 121 (41), e2408936121. [Journal Version][Youtube Video][
Forsythe, C. R., Harper, C. D., & Michalek, J. J. (2024). Bringing home the bacon: Estimating willingness to pay for autonomous grocery delivery across US households. Transportation Research Interdisciplinary Perspectives, 26, 101118. [Journal Version]
Fan, Z., & Harper, C. D. (2024). Taking a multimodal approach to equitable bike share station siting. Journal of Transport Geography, 115, 103814. [Journal Version]
Hanig, L., Nock, D., & Harper, C. D. (2023). What stay-at-home orders reveal about dependence on transportation network companies. Transportation, 1-32. [Journal Version]
Lezcano, M. S., Harper, C. D., Nock, D., Lowry, G. V., & Michalek, J. J. (2023). Online grocery delivery: Sustainable practice, or congestion generator and environmental burden?. Transportation Research Part D: Transport and Environment, 119, 103722. [Journal Version]
Hanig, L., Harper, C. D., & Nock, D. (2023). COVID-19 public transit precautions: Trade-offs between risk reduction and costs. Transportation Research Interdisciplinary Perspectives, 18, 100762. [Journal Version]
Fan, Z., & Harper, C. D. (2022). Congestion and environmental impacts of short car trip replacement with micromobility modes. Transportation Research Part D: Transport and Environment, 103, 103173. [Journal Version]
Grahn, R., Hendrickson, C. T., Scott Matthews, H., Qian, S. Z., & Harper, C. D. (2021). Societal Impacts of a Complete Street Project in a Mixed Urban Corridor: Case Study in Pittsburgh. Journal of Infrastructure Systems, 27(2), 05021003. [Journal Version] [Research Recap]
Harper, C. D., Qian, S., & Samaras, C. (2021). Improving Short-Term Travel Speed Prediction with High-Resolution Spatial and Temporal Rainfall Data. Journal of Transportation Engineering, Part A: Systems, 147(3), 04021004. [Journal Version] (Selected as Editor’s Choice Paper for January 2021)
Grahn, R., Harper, C. D., Hendrickson, C., Qian, Z., & Matthews, H. S. (2020). Socioeconomic and Usage Characteristics of Transportation Network Company (TNC) Riders. Transportation, 1-21. https://doi.org/10.1007/s11116-019-09989-3 [Journal Version]
Khan, A., Harper, C. D., Hendrickson, C. T., & Samaras, C. (2019). Net-societal and Net-private Benefits of Some Existing Vehicle Crash Avoidance Technologies. Accident Analysis & Prevention, 125, 207-216. https://doi.org/10.1016/j.aap.2019.02.003 [Journal Version] [Open Access] (Featured in Forbes)
Harper, C. D., Hendrickson, C. T., & Samaras, C. (2018). Exploring the Economic, Environmental, and Travel Implications of Changes in Parking Choices due to Driverless Vehicles: An Agent-Based Simulation Approach. ASCE Journal of Urban Planning and Development, 144(4), 04018043. https://doi.org/10.1061/(ASCE)UP.1943-5444.0000488 (One of the Most Read Articles: Oct 2018-May 2020) [Journal Version] [Open Access] (Published Op-Ed by American Scientist)
Harper, C. D., Hendrickson, C. T., & Samaras, C. (2016). Cost and Benefit Estimates of Partially-Automated Vehicle Collision Avoidance Technologies. Accident Analysis & Prevention, 95, 104-115. https://doi.org/10.1016/j.aap.2016.06.017 [Journal Version] [Open Access] (Featured in Forbes)
Harper, C. D., Hendrickson, C. T., Mangones, S., & Samaras, C. (2016). Estimating Potential Increases in Travel with Autonomous Vehicles for the Non-driving, Elderly and People with Travel-restrictive Medical Conditions. Transportation Research Part C: Emerging Technologies, 72, 1-9. https://doi.org/10.1016/j.trc.2016.09.003 [Journal Version] [Open Access] (Awarded the Elsevier Atlas Best Paper Award)