Steve Mulder，互聯網谘詢公司Molecular的首席顧問，因在人物角色領域的工作成果而聞名乾世的演講傢，也是將理論成功應用於實踐的用戶體驗專傢，在用戶研究、信息架構、交互設計和可用性領域有超過10年的工作經驗。

Ziv Yaar，Molecular的副總裁，負責互聯網戰略，幫助公司開發技術和商業策略，是融閤市場分析學和人物角色能量的先鋒人物。

譯者 範曉燕，UCDChina發起人，交互設計師，從1997年開始從事互聯網相關工作，擁有超過10年的互聯網從業經驗；現從事用戶體驗研究、分析，以及互聯網産品的設計和管理工作。推祟“以用戶為中心”的設計思想，是用戶體驗設計的積極推廣者和實踐者。

How do we ensure that our Web sites actually give users what they need? What are the best ways to understand our users' goals, behaviors, and attitudes, and then turn that understanding into business results? Personas bring user research to life and make it actionable, ensuring we're making the right decisions based on the right information. This practical guide explains how to create and use personas to make your site more successful. The User Is Always Right: A Practical Guide to Creating and Using Personas takes you through each step of persona creation, including tips for conducting qualitative user research, new ways to apply quantitative research (such as surveys) to persona creation, various methods for generating persona segmentation, and proven techniques for making personas realistic. You'll also learn how to use personas effectively, from directing overall business strategy and prioritizing features and content to making detailed decisions about information architecture, content, and design.