The
first chapter of the book is called “For Those Who Have Eyes, Let Them See:
Images into the Mind.” The beginning of the chapter goes into detail on Single Photon
Emission Computed Tomography (SPECT), which is used to make a comprehensive image
of the brain. Essentially, a radioactive isotope is bound to a substance that
is attracted to brain cells. This substance is injected into the person’s vein
where it runs through the...