Why most scientists don't take Susan Greenfield seriously

©CartoonStock.com Three years ago I wrote an open letter to Susan Greenfield , asking her to please stop claiming there is a link between autism and use of digital media. It’s never pleasant criticizing a colleague, and since my earlier blogpost I’ve held back from further comment, hoping that she might refrain from making claims about autism, and/or that interest in her views would just die down. But now she's back, reiterating the claims in a new book and TV interview, and I can remain silent no longer. Greenfield featured last week as the subject of a BBC interview in the series Hard Talk . The interviewer, Stephen Sackur, asked her specifically if she really believed her claims that exposure to modern digital media – the internet, video games, social media – were damaging to children’s development. Greenfield stressed that she did: although she herself had not done direct research on the internet/brain impact link, there was ample research to persuade her it was real. Specifica...