John N. Ivan
Professor/Civil and Environ Engineering

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Scholarly Contributions

161 Scholarly Contributions

57
Journal Articles
54
Conference Proceedings
20
Other Scholarly Works
16
Books
11
Poster/Presentations
3
Book Chapters
Motor Vehicle Speeds: Recommendations for Urban Sustainability
John N Ivan, Thomas Jonsson, Attila Borsos
Research Type: Conference Proceedings

A Copula Based Joint Model of Injury Severity and Vehicle Damage in Two-Vehicle Crashes
Shamsunnahar Yasmin, John N Ivan, Karthik Konduri, Naveen Eluru, Kai Wang
Research Type: Conference Proceedings

Exploring the Long-Term Effects of the COVID-19 Pandemic on Crash Occurrence
Mohammadali Shirazi, Ennis Marshall, John N Ivan
Research Type: Conference Proceedings

Effect of Vehicle-mix on Crash Severity Prediction using Quasi-Induced Exposure data in Multivariate Poisson Log-normal Model
Kai Wang, John N Ivan, Manmohan Joshi, Sharior Pervaz, Shanshan Zhao, Naveen Eluru, Tanmoy Bhomik
Research Type: Conference Proceedings

Analyzing the Suitability of Vehicle Telematics Data as Surrogate Safety Measure for Short Term Crashes
Manmohan Joshi, Kai Wang, John N Ivan, Eric D Jackson, Anshu Bamney, Shanshan Zhao
Research Type: Conference Proceedings

Temporal Modeling of Highway Crash Severity for Seniors and Other Involved Persons
James E Mooradian, Shan Hu, John N Ivan, N Ravishanker
Research Type: Conference Proceedings

Estimation of Pedestrian Volume Using Geospatial and Traffic Conflict Data
John N Ivan, Amy Burnicki, Pankaj Joshi
Research Type: Conference Proceedings

Estimating a Crash Modification Factor for Forward Collision Warning Systems in the Vehicle Fleet: A Driving Simulation Study
Kai Wang, Naveen Eluru, Oluwaseun Olufowobi, John N Ivan, Shanshan Zhao
Research Type: Conference Proceedings

WHERE CAN CONFLICTS BE SURROGATES FOR CRASHES? AN INVESTIGATION BASED ON A SEMI-PARAMETRIC STATISTICAL APPROACH
N Ravishanker, Sha Al Mamun, John N Ivan, Yaohua Zhang
Research Type: Conference Proceedings

The Rhetorical Process of Justification in Pedestrian Safety Deliberations
N Ravishanker, Rebecca M. Townsend, Yaohua Zhang, Windy L. Lawrence, John N Ivan, Sha Mamun, Franklin Caraballo
Research Type: Conference Proceedings

Development of safety performance functions for two-lane rural first class main roads in Hungary
Attila Borsos, John N Ivan, G Orosz
Research Type: Conference Proceedings

Application of Realistic Artificial Data for Testing Various Crash Safety Analysis: A Case Study for Rural Two-Lane Undivided Highways
Shanshan Zhao, Oluwaseun Olufowobi, Kai Wang, John N Ivan
Research Type: Conference Proceedings

Safety Performance Function for Freeways Considering Interactions between Speed Limit and Geometric Variables
Nicholas Lownes, Md Saidul Islam, Sanguthevar Rajasekaran, John N Ivan, Reda A Ammar
Research Type: Conference Proceedings

COVID-19 and Roadway Safety: Review of Studies, Lessons learned, and Research Gaps
Mohammadali Shirazi, Ennis Marshall, John N Ivan
Research Type: Conference Proceedings

Short-Duration Models for Exploring the Long-Term Effect of the COVID-19 Pandemic on Crash Occurrence
John N Ivan, Ennis Marshall, Mohammadali Shirazi
Research Type: Journal Article

Who is Responsible for Pedestrian Safety? Analysis of Verbal Communication in Discussions about Pedestrian Safety
Rebecca Townsend, N Ravishanker, John N Ivan, Franklin Caraballo, Yaohua Zhang, Sha Al Mamun
Research Type: Journal Article

Effects of Traffic Conflicts on Pedestrian Crossing Volume Considering Geospatial and Other Location Data
Amy Burnicki, Pankaj Joshi, John N Ivan
Research Type: Journal Article

Effectiveness of Treatments at Midblock Crossings for Improving Pedestrian Safety in Connecticut
N Ravishanker, Yaohua Zhang, Sha Al Mamun, Eamon Flannery, John N Ivan
Research Type: Journal Article

Assessing the Negative Binomial-Lindley Model for Crash Hotspot Identification: Insights from Monte Carlo Simulation Analysis
John N Ivan, Jhan Kevin Gil-Marin, Mohammadali Shirazi
Research Type: Journal Article

COVID-19 and Transport Safety
Mohammadali Shirazi, John N Ivan, Ennis Marshall
Research Type: Journal Article