Book excerpt: TRB's National Cooperative Highway Research Program (NCHRP) Report 685: Strategies to Attract and Retain a Capable Transportation Workforce includes straight-forward, implementable practices that transportation Human Resources (HR) managers and hiring professionals can use to help improve the recruitment and retention of qualified employees in their organizations. The report provides information on workforce challenges, industry strategies, and detailed descriptions of noteworthy practices within each of 15 recruitment and retention categories. Volume II: Supplemental Material is available online as an ISO image, which can be used to produce a CD-ROM. Volume II includes an introductory document summarizing the content of the supplemental materials and provides full case studies and summaries of other example practices related to the recruitment and retention practices. Links to the ISO image and instructions for burning a CD-ROM from an ISO image are provided.