The latest Pew Research on Teens, Social media and Technology 2018 shows that 95% of US teens have access to a smartphone and 45% say they are online ‘almost constantly’. Yesterday the World Health Organisation defined a new disease - gaming disorder - with concerning rates of addiction amongst the young. The Chief Executive of the NHS last week talked of the concerning impact of social media on rates of suicide and self-harm. A friend who is a GCSEs invigilates reports seri