A note for Lesson no. 2, "Your Brain Is a Network," in Lisa Feldman Barrett.
Some context from page 29 is:
...a popular idea called phrenology portrayed the brain as a jigsaw puzzle,where each piece produced a different human quality...
The figure on this page is a typical phrenology illustration. For more information, see mental organs (from the webnotes for How Emotions are Made: The Secret Life of the Brain).