In an NBC News story Professor Henry T. "Hank" Greely comments on the concept of being able to read a person's mind by using an MRI to see which areas of the brain light up. Professor Greely is quoted:

The concept worries bioethicists like Dr. Hank Greely of Stanford.

Dr. HANK GREELY: If we took very early science and divided people into different groups and those groups weren't good, we'd be ruining lots of people's lives.