Promoting Public Transit in Urban Areas with Incentives and Commitment

Cases
Bachman, W. , & Katzev, R. (1982). The effects of non-contingent free bus tickets and personal commitment on urban bus ridership. Transportation Research, 16A, 2, 103-108.
In order to decrease dependence on single occupant vehicles and to improve fossil fuel conservation, a pilot program was designed to increase ridership on mass transit. A literatu…

Can Commitment Change Behavior? A Case Study of Environmental Actions

Articles
Katzev, R. & Wang, T. Can commitment change behavior? A case study of environmental actions. Vol. 9. 1994. 13-26.
Conducted a critical evaluation of both laboratory and field studies that have employed commitment procedures to change behavior. An analysis of the methodological and historical …

Psychological resistance against attempts to reduce private car use

Articles
Tertoolen G., van Kreveld D. & Verstraten B. (1998). Psychological resistance against attempts to reduce private car use. Transportation Research Part A: Policy and Practice, 32 (3), 171-181.
The aim of the research was to investigate the effects of information, feedback and commitment on car use and attitudes related to car use. In a field experiment (N = 350) users o…

The Effects of Non-Contingent Free Bus Tickets and Personal Commitment on Urban Bus Ridership

Articles
Bachman, W. , & Katzev, R. (1982). The effects of non-contingent free bus tickets and personal commitment on urban bus ridership. Transportation Research, 16A, 2, 103-108.
To compare the effects of free rides and commitment to a performance goal on increasing bus ridership in an urban setting, 83 non-bus riding automobile drivers were exposed to one…

Successfully Changing Individual Travel Behavior: Applying Community-Based Social Marketing to Travel Choice

Articles
Cooper, C. (2007). Successfully changing individual travel behavior: Applying community-based social marketing to travel choice. Transportation Research Record, (2021), pp. 88-99.
This paper demonstrates that community-based social marketing techniques can be successfully used to affect people's transportation awareness and behavior, as deployed in Washingt…

Applying a Modified Moral Decision Making Model to Change Habitual Car Use: How Can Commitment be Effective?

Articles
Matthies, E., Klöckner, C., & Preißner, C. (2006). Applying a Modified Moral Decision Making Model to Change Habitual Car Use: How Can Commitment be Effective?. Applied Psychology: An International Review, 55(1), 91-106.
A theory-driven intervention was carried out to initiate the try-out of a new travel mode behavior (try out taking public transport instead of car) in a sample of habitual car use…
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Portland’s Smart Trips Welcome Program

Cases
After creating Smart Trips, a successful transportation program for residents of Portland, Oregon, the Bureau of Transportation chose to redefine the program, shifting its focus t…
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Vancouver’s Employee Trip Reduction Program

Cases
Vancouver’s Employee Trip Reduction Program was launched by the Greater Vancouver Regional District (GVRD) to reduce single-occupant vehicle commuter travel among its employees, p…
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Seattle’s Just One Trip Phase II

Cases
Seattle’s Just One Trip campaign aims to get residents to reduce the number of drive-alone trips they make on a weekly basis, replacing them with green travel alternatives includi…
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City of Austin’s Leave Time Travel Incentive

Cases
In an effort to encourage City of Austin employees to take voluntary actions to reduce their drive-alone trips to and from work, the City established a Smart Commute Rewards progr…

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