The Aerial Perspective: Leonardo, Botticelli and Vincent van Gogh

Anybody today can take a photo with a cell phone and immediately look at the resulting image. One can edit and transform the image using a variety of fixes and, if one’s luck is in, the end-product may be a ‘true-to-life’ resemblance of one’s original perception of the scene. Marvellous! Quite often, however, the imageContinue reading “The Aerial Perspective: Leonardo, Botticelli and Vincent van Gogh”

Perceptual Control Theory

In this post, I review a single excerpt from page 1 of the above book. The entire book is freely available online. On the basis of page 1, William T Powers’ ‘Perceptual Control Theory’ (PCT) cannot be correct. Dag Forssell explains the provenance of this piece as follows: I have annotated the text to indicateContinue reading “Perceptual Control Theory”