This document outlines the research and development portfolio necessary to advance the Department of Transportation's strategic objectives. It details the findings and recommendations from a hearing held by the Subcommittee on Technology and Innovation of the House Committee on Science and Technology. The focus is on identifying critical R&D needs to support the department's priorities, examining the current landscape of technological innovation, and proposing pathways for future investment and development within the transportation sector.

This hearing transcript serves as a primary source document detailing a specific moment in legislative consideration of transportation R&D. The content reflects the priorities and discussions of the 111th Congress's Committee on Science and Technology. As a record of a congressional hearing, its value lies in its direct presentation of expert testimony and committee deliberation on the topic of transportation innovation policy.