Collinearity judgment as a function of induction angle.

@article{Greene1994CollinearityJA,
  title={Collinearity judgment as a function of induction angle.},
  author={Ernest Greene},
  journal={Perceptual and motor skills},
  year={1994},
  volume={78 2},
  pages={655-74}
}
The misalignment which is seen in the Poggendorff illusion can be studied with better control by using a configuration which has only two line segments. Two experiments were conducted in which subjects judged collinearity of a test segment, this judgment being subjected to a biasing influence from a second (induction) segment. Exp. 1 held the test segment at one of three orientations relative to the observer (30 degrees, 45 degrees, and 60 degrees) and systematically varied the orientation of… CONTINUE READING