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TagMarkus Loecher

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Woman sleep on the bed turns off the alarm clock wake up at the morning, Selective focus.

Get Your 8 (or 5?) Hours of Sleep

Data misrepresentation may win you big gigs, but it makes a bad name for scientists

Matthew Walker is a professor of neuroscience and psychology and founder of the Center for Human Sleep Science at the University of California, Berkeley. He has become famous for his book and a TED talk promoting the importance of sleep for health and performance. He even got a job at Google as a “sleep scientist.” Walker has a receptive audience because he is entertaining and his arguments make sense. In one of his books, Walker used a graph similar to the figure below to show that a study done by other researchers had found that adolescent athletes who sleep more are less likely to be injured. The figure is compelling, but there are several potential problems. The hours-of-sleep data were based on 112 responses to an online…