The home of 85-year-old Uta Frith does not exactly look like the latest front in the culture wars. Located in a serenely quiet corner of north-west London, it suggests a life still well lived, a set of deep interests and an idyllic kind of retirement. There are so many books that some are reachable only using a very tall ladder. The four hours I spend talking to her – and her husband Chris, an expert in schizophrenia – are an absolute pleasure. There is no sense of outrage or upset: even when I ask her about the stream of hostile...