The issue focused on medical devices that doctors call neuropsychiatric disorders. Scientists study why these mental illnesses require medicine to treat. For example, researchers ask doctors what causes depression and research studies find they're mostly biological in origin. A scientist looking at neuroscience research might study genetics or biology in deciding how best to treat people with neuropsychiatric disorders.

While scientists study neuropsychiatric disorders in psychology labs around the world, neuroscientists believe psychiatry should stay away from scientific medicine. Researchers study psychological conditions because science