Demand transitions and sustained attention.

@article{Gluckman1993DemandTA,
  title={Demand transitions and sustained attention.},
  author={Jonathan P. Gluckman and Joel S. Warm and William N. Dember and Roger R. Rosa},
  journal={The Journal of general psychology},
  year={1993},
  volume={120 3},
  pages={
          323-37
        }
}
A recent report by the National Research Council (Huey & Wickens, 1993) has identified transitions in task demand as an important dimension for study in vigilance research. This experiment tested the possibility that the effects of such transitions follow a relatively simple psychophysical rule--they are characterized by contrast effects. Transitions in task demand were achieved by shifting subjects from single-task to dual-task monitoring and vice versa. These transitions produced changes in… CONTINUE READING

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