Perceptual Neuroscience Lab
Centre for Vision Research
Department of Psychology
York University
4700 Keele St
Toronto, Canada

+1-416-736-2100 ext. 22680

mattpachai @

It is not what the man of science believes that distinguishes him, but how and why he believes it. His beliefs are tentative, not dogmatic; they are based on evidence, not on authority or intuition.

Bertrand Russell