Contents: B. Kantowitz, Series Foreword. Preface. Part I:Stress.Section 1:Theory.G. Matthews, Levels of Transaction: A Cognitive Science Framework for Operator Stress. K.C. Hendy, K.P. East, P.S.E. Farrell, An Information-Processing Model of Operator Stress and Performance. Section 2:Research.J.L. Weaver, C. Bowers, E. Salas, Stress and Teams: Performance Effects and Interventions. A.F. Stokes, K. Kite, On Grasping a Nettle and Becoming Emotional. G. Matthews, A Transactional Model of Driver Stress. Section 3:Practice.I. Glendon, F. Coles, Stress in Ambulance Staff. B. Thompson, A. Kirk-Brown, D. Brown, Women Police: The Impact of Work Stress on Family Members. G. Matthews, P.A. Desmond, Stress and Driving Performance: Implications for Design and Training. Section 4:Commentary.C.L. Cooper, S. Cartwright, A Strategic Approach to Organizational Stress Management. M.E. Morphew, The Future of Human Performance and Stress Research: A New Challenge. Part II:Workload.Section 1:Theory.M.W. Scerbo, Stress, Workload, and Boredom in Vigilance: A Problem and an Answer. R.W. Backs, An Autonomic Space Approach to the Psychophysiological Assessment of Mental Workload. D.D. Woods, E.S. Patterson, How Unexpected Events Produce an Escalation of Cognitive and Coordinative Demands. Section 2:Research.R. Parasuraman, P.A. Hancock, Adaptive Control of Mental Workload. K.A. Brookhuis, D. de Waard, Assessment of Drivers' Workload: Performance and Subjective and Physiological Indexes. M. Mouloua, J.M. Hitt, II, J. Deaton, Automation and Workload in Aviation Systems. T.C. Landsdown, Causes, Measures, and Effects of Driver Visual Workload. Section 3:Practice.A.D. Andre, The Value of Workload in the Design and Analysis of Consumer