I - Methodes D'Evaluation De La Vigilance Et De La Performance: Methods of Vigilance and Human Performance Evaluation -- Neurophysiology of sustained attention. -- The maintenance of vigilance during automated monitoring -- The Multiple Sleep Latency Test: a measure of daytime sleepiness. -- Individual differences in vigilance performance. -- Effets de l'alternance d'une tâche monotone et de tâches complexes sur la vigilance et la performance (étude exploratoire). -- Experimental approaches to vigilance processes in monotonous situations: one-week retest reliability of psychic fatigue data. -- Longe-range operations in the glass cockpit: vigilance, boredom and sleepless nights. -- Performance assessment techniques in advanced cockpit systems. -- Performance assessment requirements for future cockpit systems. -- II - Charge De Travail Et Automatisation: Workload and Automation -- Effects of bridge automation on mariners' performance. -- Flight deck automation and pilot workload. -- Application of the Airbus workload model to the study of errors and automation. -- Towards design-induced error tolerance. -- Target aiming property of rifle firing. -- Heart rate variability of Airbus aircrews. -- Workload management for workers on irregular shifts. -- A physiological approach to the evaluation of workload. -- Behavioural adaptations to potential hazards in a simulated driving task. -- A basic study on a multifunction control panel. -- III - Rythmes Circadiens, Sommeil Fragmente: Circadian Rhythms, Fragmented Sleep-Wake Schedules -- Twenty-four hour patterns of sleep propensity. -- Sleep loss and sustained performance. -- Vigilance and sleepiness: a laboratory analysis. -- Polyphasic and ultrashort sleep-wake schedules: relevance to performance in extended work situations. -- Irregularity of work and circadian rhythmicity: implications for airline operations. -- Towards the prediction of alertness on abnormal sleep wake schedules. -- IV - Pharmacologie, Vigilance, Performance: Pharmacology, Vigilance, Performance -- Prise de somnifère et réactivité au bruit au cours du sommeil: avantages et dangers. -- Pharmacological basis of wakefulness and vigilance.