Baroness Susan Greenfield, Fullerian Professor of Physiology and Comparative Anatomy at Oxford University, heads a team of scientists who are focused on the genetics of Parkinson's and Alzheimer's diseases. She is the first female director of the 204-year-old Royal Institution of Great Britain and a cofounder of two biotech start-ups that specialize in brain diseases. She holds a seat in the House of Lords, has hosted a BBC series on the brain, and wrote The Human Brain: A Guided Tour. Her next book will be titled Tomorrow's People.
Photograph by John Spinks
