This book takes a fresh look at biometrics and identity management, extending the dialogue beyond technical considerations, and exploring some of the broader societal and philosophical aspects surrounding the use of biometric applications. Features: presents a brief history of the development of biometrics, and describes some of the popularly held misconceptions surrounding the technology; investigates the challenges and possibilities of biometrics across third party infrastructures and on mobile computing devices; provides guidance on biometric systems design; explores the mechanisms necessary to enable identity intelligence, including logging mechanisms, data communications and data formats; discusses such usage issues as collaboration frameworks, and messaging and data translation; examines the impact of biometric technologies on society, covering issues of privacy and user factors; reviews the current situation in identity management, and predicts where these trends may take us in the future.