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DNA and the Brain

In the final of four stories marking the 50th anniversary of DNA's discovery, NPR's Jon Hamilton reports that genetic causes of mental illness have proved illusive to find. As scientists began to understand how genetic material controls the human body, they were confident that such research could help unlock the secrets of the brain, but that hasn't happened.

Copyright 2003 NPR

Jon Hamilton is a correspondent for NPR's Science Desk. Currently he focuses on neuroscience and health risks.