Rudolf Arnheim’s classic used examples from art and psychology to demonstrate that we derive our ideas and language itself from our perceptual responses. Then new knowledge about the mind’s use of visual thinking emerged from the work with interhemispheric differences in the brain — the “right-brain/left-brain” dichotomy we’ve heard too much about. Despite the hype and hoopla about “right-brained” this and that, it does appear to be true that all of use several different modes of thinking in our daily tasks, depending on what task we are tackling, and which part of the task we are involved in.
