Bill Rosenblatt is president of GiantSteps/Media Technology Strategies, a consulting firm in New York City. Before founding GiantSteps, Bill was CTO of Fathom, an online content and education company associated with Columbia University and other scholarly institutions. He has been a technology executive at McGraw-Hill and Times Mirror, and head of strategic marketing for media and publishing at Sun Microsystems. Bill was also one of the architects of the Digital Object Identifier (DOI), a standard for online content identification and DRM.