Research in Progress (RIP) https://rip.trb.org/ en-us Copyright © 2026. National Academy of Sciences. All rights reserved. http://blogs.law.harvard.edu/tech/rss tris-trb@nas.edu (Bill McLeod) tris-trb@nas.edu (Bill McLeod) Research in Progress (RIP) https://rip.trb.org/Images/PageHeader-wTitle-RIP.jpg https://rip.trb.org/ Zero- and Reduced-Fare Transit Policy and Post-Pandemic Recovery: A Multi-Agency Analysis of Ridership, Service Supply, and Access https://rip.trb.org/View/2697838 Thu, 30 Apr 2026 08:37:11 GMT https://rip.trb.org/View/2697838 Accounting for fare evasion in estimates of transit ridership https://rip.trb.org/View/2697836 Wed, 29 Apr 2026 17:26:24 GMT https://rip.trb.org/View/2697836 Improving Public Transportation in Rural Areas and Tribal Communities https://rip.trb.org/View/2663577 Mon, 02 Feb 2026 19:27:53 GMT https://rip.trb.org/View/2663577 Improving Public Transportation in Rural Areas and Tribal Communities https://rip.trb.org/View/2652143 Thu, 15 Jan 2026 14:12:19 GMT https://rip.trb.org/View/2652143 Enhancing Transit Safety for Riders and Workers Through Strategic Collaboration with Law Enforcement https://rip.trb.org/View/2636139 Mon, 08 Dec 2025 19:39:34 GMT https://rip.trb.org/View/2636139 Practices to Expand the Transit Workforce through Program Evaluation https://rip.trb.org/View/2506302 Sun, 09 Feb 2025 16:13:43 GMT https://rip.trb.org/View/2506302 Legal Aspects of Transit and Intermodal Transportation Programs. Topic 23-02. Compliance of Alternate Transit Options with State and Federal Requirements https://rip.trb.org/View/2487297 Tue, 07 Jan 2025 18:56:38 GMT https://rip.trb.org/View/2487297 Useful Transit: Bridging the Gap between the Vision and Reality of Transit-Oriented Communities https://rip.trb.org/View/2420107 Mon, 26 Aug 2024 14:56:56 GMT https://rip.trb.org/View/2420107 Synthesis of Information Related to Transit Practices. Topic SG-18. The Transit Analyst Toolbox: Analysis and Approaches for Reporting. Communicating, and Examining Transit Data https://rip.trb.org/View/2394421 Tue, 18 Jun 2024 18:02:58 GMT https://rip.trb.org/View/2394421 Legal Aspects of Transit and Intermodal Transportation Programs. Topic 21-02. Legal Issues in Transit Agencies Providing/Subsidizing Innovative Micromobility Projects https://rip.trb.org/View/1887997 Thu, 02 May 2024 17:41:41 GMT https://rip.trb.org/View/1887997 Legal Problems Arising out of Highway Programs. Topic 27-02. State and Local Suspension and Debarment Programs of Contractors https://rip.trb.org/View/2209736 Tue, 11 Jul 2023 10:58:41 GMT https://rip.trb.org/View/2209736 Legal Problems Arising out of Highway Programs. Topic 27-04. Managing Performance for Innovative Technology Contracts https://rip.trb.org/View/2209735 Tue, 11 Jul 2023 10:41:32 GMT https://rip.trb.org/View/2209735 Synthesis of Information Related to Transit Practices. Topic SA-62. Planning and Operations Initatives to Support Nighttime Off-Peak Transit Ridership https://rip.trb.org/View/2190456 Tue, 06 Jun 2023 17:12:25 GMT https://rip.trb.org/View/2190456 Synthesis of Information Related to Transit Practices. Topic SB-39. Improving Transit Customer Perception of Personal Security https://rip.trb.org/View/2149963 Mon, 10 Apr 2023 17:18:52 GMT https://rip.trb.org/View/2149963 Air Quality Inside Buses https://rip.trb.org/View/2149961 Mon, 10 Apr 2023 17:08:13 GMT https://rip.trb.org/View/2149961