Content: The Need for Hydrogen in the 21st Century and Devices for Converting It to Power The Need for Hydrogen-Based Energy Technologies in the 21st Century, Jay Keller, Lennie Klebanoff, Susan Schoenung, and Mary Gillie Hydrogen Conversion Technologies and Automotive Applications, Lennie Klebanoff, Jay Keller, Matt Fronk, and Paul Scott Hydrogen Storage Materials and Technologies Historical Perspectives on Hydrogen, Its Storage, and Its Applications, Bob Bowman, Jr. and Lennie Klebanoff Hydrogen Storage in Pressure Vessels: Liquid, Cryogenic, and Compressed Gas, Guillaume Petitpas and Salvador Aceves Hydrogen Storage in Interstitial Metal Hydrides, Ben Chao and Lennie Klebanoff Development of Onboard Reversible Complex Metal Hydrides for Hydrogen Storage, Vitalie Stavila, Lennie Klebanoff, John Vajo, and Ping Chen Storage Materials Based on Hydrogen Physisorption, Justin Purewal and Channing Ahn Development of Off-Board Reversible Hydrogen Storage Materials, Jason Graetz, David Wolstenholme, Guido Pez, Lennie Klebanoff, Sean McGrady, and Alan Cooper Engineered Hydrogen Storage Systems: Materials, Methods, and Codes and Standards Engineering Properties of Hydrogen Storage Materials, Daniel Dedrick Solid-State H2 Storage System Engineering: Direct H2 Refueling, Terry Johnson and Pierre Benard Engineering Assessments of Condensed-Phase Hydrogen Storage Systems, Bob Bowman, Jr., Don Anton, and Ned Stetson Codes and Standards for Hydrogen Storage in Vehicles, Christine Sloane Index