This document discusses the history and evolution of agile UX practices. It outlines Don Norman's coining of the term "user experience architect" in 1993 and Jesse James Garrett's Elements of User Experience model in 2000 as important early developments. The document then presents six principles for realigning UX with agile, including not dictating to developers and designing all aspects of the user experience. Finally, it lists twelve emerging best practices for integrating UX work into agile development processes and recommends several books and resources on lean UX.