Pill-Popping Profs

In a commentary in Nature just before the holidays, two University of Cambridge scholars reported on an informal survey they had conducted with colleagues in various disciplines. The question: Do you use drugs to improve your mind? The answer: A number of respondents took pills like Provigil, also known as modafinil and approved in the United States for sleep disorders, to enhance cognitive functioning. Since then Barbara Sahakian, a neuropsychologist, and Sharon Morein-Zamir, a