Jesse James Garrett is one of the founders of Adaptive Path, a user experience consultancy based in San Francisco. Since it was first released in March 2000, his "Elements of User Experience" model has been downloaded more than 20,000 times. Jesse's Web experience includes projects for companies such as AT&T, Intel, Boeing, Motorola, Hewlett-Packard, and National Public Radio. His other contributions to the field of user experience include the Visual Vocabulary, an open notation system for information architecture documentation that is now used by organizations around the world. His personal site at www.jjg.net is one of the Web's most popular destinations for information architecture resources.