Woman's Hour

Nearly a quarter of five-to-seven-year-olds now have their own smartphone according to OFCOM. Social media use also rose in the same age group over the last year with nearly two in five using the messaging service WhatsApp, despite its minimum age of 13. The communications regulator in its annual study of children's relationship with technology warned parental enforcement of rules 'appeared to be diminishing'. It also said the figures should be a 'wake up call' for the industry to do more to protect children. Anita Rani is joined by Daisy Greenwell, co-founder of a campaigning organisation Smartphone Free Childhood.Earlier this week Reverend Grace Thomas posted a photo on social media of a male passenger having chosen to sit next to her on a practically empty bus. The attached message read, 'Please don't do this… it immediately puts me on edge. I can't be alone in this, surely.' It turns out she wasn’t; her post has attracted more than 10 million views, 150,000 likes and hundreds of comments that include wome