Charlie Rose is doing or did a series on the brain.
http://www.charlierose.com/view/interview/12442?sponsor_id=1 is the episode on Multiple Sclerosis.
http://www.charlierose.com/view/collection/10702 goes to the series. If you click on the pictures the whole hour show plays.
Other topics from that URL:
Episode 1 - The Great Mysteries of the Human Brain
Episode 2 - The Perceiving Brain
Episode 3 - The Acting Brain
Episode 4 - The Social Brain
Episode 5 - The Developing Brain
Episode 6 - The Aging Brain
Episode 7 - The Emotional and Vulnerable Brain
Episode 8 - The Anxious Brain
Episode 9 - The Mentally Ill Brain
Episode 10 - The Disordered Brain
Episode 11 - The Deciding Brain
Episode 12 - The Creative Brain
Episode 13 - Highlights from the Series