Gregory's (1966) explanation of the Mueller-Lyer illusion was used to derive the prediction that the illusion should be less strong when O is distant from the figures than when he is close. 12 Os were tested when far from and when close to the figures. The results did not confirm the prediction.
Get full access to this article
View all access options for this article.
References
1.
GregoryR.Eye and brain. New York: McGraw-Hill, 1966.
