The role of spatial and nonspatial information in visual selection.

@article{Theeuwes2007TheRO,
  title={The role of spatial and nonspatial information in visual selection.},
  author={Jan Theeuwes and Erik van der Burg},
  journal={Journal of experimental psychology. Human perception and performance},
  year={2007},
  volume={33 6},
  pages={1335-51}
}
Even though it is undisputed that prior information regarding the location of a target affects visual selection, the issue of whether information regarding nonspatial features, such as color and shape, has similar effects has been a matter of debate since the early 1980s. In the study described in this article, measures derived from signal detection theory were used to show that perceptual sensitivity is affected by a top-down set for spatial information but not by a top-down set for nonspatial… CONTINUE READING