Well done Tumblr for deciding to ban porn from its site. There can be no justification for a platform that specifies 13 as its entry age also publishing content expressly designed for adults. Twitter next?
John Carr is one of the world's leading authorities on children's and young people's use of digital technologies. He is Senior Technical Adviser to Bangkok-based global NGO ECPAT International and is Secretary of the UK's Children's Charities' Coalition on Internet Safety. John is now or has formerly been an Adviser to the Council of Europe, the UN (ITU), the EU and UNICEF. John has advised many of the world's largest technology companies on online child safety. John's skill as a writer has also been widely recognised. http://johncarrcv.blogspot.com