Decision makers use data to assess alternatives, weigh tradeoffs, and to evaluate performance. Stakeholders use data to assess the comprehensive performance of a transportation organization. The public uses data to inform their personal decisions and travel behavior. Transportation data is a key component for policy research and performance management. This report provides a roadmap of data management to be used for high-level prioritization for future research efforts. Researchers developed the data management life cycle to organize data, characterize its nature and value over time, and identify policy implications of cross-cutting data management issues.