Perspective

Is there now a generation of art students untrained in the skills needed for learning to see ?

The human visual system is one of the most complex, subtle and sophisticated engineering feats that has been produced in the biological world.

Its accuracy of perception in small scale work is better than any normal measuring device such a ruler or dividers can achieve. For instance, you can at once see the very slightest misalignment of a letter in a line of text.