Contents: Introduction: Auditory warnings and displays: an overview, Neville A. Stanton and Judy Edworthy. Acoustics and Auditory Processes: Localizable alarms, Deborah J. Withington; Audibility of reverse alarms under hearing protectors and its prediction for normal and hearing-impaired listeners, Gary S. Robinson and John G. Casali; Extending the domain of auditory warning sounds: creative use of high-frequencies and temporal asymmetry, R.D. Patterson and A.J. Datta. Auditory Cognition: The interpretation of natural sound in the cockpit, James A. Ballas; Auditory warning affordances, Neville A. Stanton and Judy Edworthy; The perceived urgency and detection time of multizone auditory signals, Ellen C. Haas and Judy Edworthy; A psychophysiological evaluation of the perceived urgency of auditory warning signals, Jennifer L. Burt, Debbie S. Bartolome-Rull, Daniel W. Burdette and J. Raymond Comstock. Alarms in the Broader Context: Investigations of alarm mistrust under conditions of varying alarm and ongoing task criticality, James J. Bliss; Using redundancy in the design of time critical warnings: a theory-driven approach, Stephen J. Selcon; Different effects of auditory feedback in man-machine interfaces, Mattias Rauterberg; Speech-based alarm displays, Neville A. Stanton and C. Baber. Practical Issues: Designing aircraft warning systems: a case study, J.M. Noyes, A.F. Cresswell Starr and J.A. Rankin; The design and validation of attensons for a high workload environment, Elizabeth Hellier and Judy Edworthy; Observational studies of auditory warnings on the intensive care unit, Christina Meredith, Judy Edworthy and David Rose; Auditory alarms in intensive care, John Welch. Conclusions: Key topics in auditory warnings, Neville A. Stanton and Judy Edworthy; Indeces.