title: The relation between apparent extent and alignment in the Poggendorff illusion: a response to "No Evidence for Apparent Extent Between parallels as the Basis of the Poggendorff Effect," by Day, Jolly, and Duffy.
authors: S
authors: S
authors: Greist-Bousquet
authors: H R
authors: HR
authors: Schiffman
authors: R
authors: R
authors: Dorsett
authors: J
authors: J
authors: Davis
mesh_terms: D001288:Attention; D004193:Discrimination Learning; D005556:Form Perception; D006801:Humans; D007088:Illusions; D009903:Optical Illusions; D009949:Orientation; D011601:Psychophysics