Abstract
The Poggendorff configuration was modified in such a manner that the direction of illusion was reversed. The reversed illusion was found to be prevalent and reliable in a sample of naive Os. It was also inversely correlated with the classical Poggendorff illusion.
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Pressey, A.W., Dewar, M.J. A reversed Poggendorff illusion. Psychon Sci 20, 227–228 (1970). https://doi.org/10.3758/BF03329035
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DOI: https://doi.org/10.3758/BF03329035