The field of psychology is vast, and there are many ways to carve it up. For example, one possible difference is between animal and human psychology. Another division is between science and practice.

MANKIND is puny and feeble under the heavens as long as it is ignorant. It is ignorant in so far as it is self-limited by dogma, custom, and most of all by fear—fear of the unknown. To science the ...

This article was published in Scientific American’s former blog network and reflects the views of the author, not necessarily those of Scientific American Strangely, modern science was long dominated ...