FrontMatter -- Preface -- Acknowledgments -- Contents -- Tables, Figures, and Boxes -- Dedication -- Summary -- 1 Introduction -- 2 Crosscutting Issues -- 3 Vehicle Subsystems -- 4 Hydrogen and Biofuels -- 5 Overall Assessment -- Appendixes -- Appendix A: Biographical Sketches of Committee Members -- Appendix B: Committee's Interim Letter Report -- Appendix C: Organizational Chart -- Appendix D: Recommendations from National Research Council Review of the FreedomCAR and Fuel Research Program, Phase 2 -- Appendix E: Committee Meetings and Presentations -- Appendix F: Acronyms and Abbreviations.