Racial Bias in Drivers' Yielding Behavior at Crosswalks: Understanding the Effect
Kimberly Kahn
Led by Dr. Kimberly Kahn of Portland State University, the purpose of this investigation is to explore social identity-related factors that influence drivers’ behaviors in interactions with pedestrians at crosswalks. Dr. Kahn and her research team ...
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Evaluating Efforts to Improve the Equity of Bike Share Systems
Nathan McNeil
John MacArthur , Jennifer Dill , Joe Broach
BREAKING BARRIERS TO BIKE SHARE: Insights on Equity.
Public bike share systems have rapidly expanded across the United States in recent years. However, there is evidence that significant portions of the population are underrepresented among bike s ...
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Evaluation of Roadway Reallocation Projects
Miguel Andres Figliozzi
In the last decade there has been a national trend toward projects that involve roadway space reallocation across modes. Many of these projects may include road diets and are typically very controversial when automobile travel lanes and/or curbside ...
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How Do Stressed Workers Make Travel Mode Choices That Are Good For Their Health, Safety, and Productivity?
Liu-Qin Yang
This proposal integrates the perspectives from transportation and psychology research by focusing on the relations between commuting stress, commuting mode choice, and consequences of such choice for commuters' health, travel safety, and work perform ...
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Peer-To-Peer Carsharing: Short-term effects on travel behavior in Portland, OR
Jennifer Dill
Nathan McNeil , Steven Howland
Peer-to-peer (P2P) carsharing is a relatively new concept in the U.S. Enabled by recent internet and mobile technology development, P2P carsharing generally involves a facilitating company connecting private vehicle owners to people who are intereste ...
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Exploring the positive utility of travel and mode choice
Patrick Singleton
Traditionally, travel is considered a disutility to be minimized, and travel demand is derived from activity demand. Recently, scholars have questioned these axioms, noting that some people may like to travel, use travel time productively, find other ...
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Equity Outcomes and Potential for Better Bike Share
John MacArthur
Nathan McNeil
In a mere ten years, public bike-sharing systems have exploded from operating in a few select European cities to expanding in North America at a pace of nearly two dozen cities per year in recent years. The majority of academic research to date has f ...
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Evaluating the Distributional Effects of Regional Transportation Plans and Projects
Kristine Williams
Aaron Golub
Metropolitan planning organizations (MPOs) have long been required to consider the equity implications of their regional transportation plans and processes. Funded by the National Institute for Transportation and Communities, this research aims to pr ...
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Narratives of Marginalized Cyclists: Understanding Obstacles to Utilitarian Cycling Among Women and Minorities in Portland, Oregon
Amy Lubitow
Everyday cycling for transportation can have positive, population-level health impacts. Significant deterrents to cycling remain, however, particularly for women and minorities. Narratives of Marginalized Cyclists, a NITC project conducted by Amy Lub ...
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Evaluation of an Eco-driving Intervention: Changing Knowledge, Attitudes, and Behavior by Means of Supervisor Support
Donald Truxillo
John MacArthur , Leslie Hammer , Talya N. Bauer
Past eco-driving research has looked at the effectiveness of various eco-driving programs, but the role supervisor and organizational support have remained unexamined. This is unfortunate, as support from the supervisor and the organization have cons ...
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Planning Ahead for Livable Communities Along the Powell-Division BRT: Neighborhood Conditions and Change
Lisa Bates
Aaron Golub
New transit investments can be a double-edged sword for disadvantaged communities (e.g. those included in environmental justice and Title VI potected classes). Transit investments improve community’s mobility and access and may improve health with ...
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Adding Value to GPS Travel Data with New Open-Source Processing Software for Everyone
Jennifer Dill
Researchers and practitioners have a growing interest in using Global Positioning System (GPS) based travel data to augment or even to replace traditional diary-based surveys. GPS data promise improved accuracy and more detailed spatial data. Largely ...
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