Sven Rollenhagen is a Swedish author, public speaker and trained social worker who has specialised in addiction and addiction care since 1986. His previous work focused on drug addiction, but he now works mainly with dependency and addiction to digital media such as computer game addiction, mobile phones and social media. He travels the breadth of Sweden and the nordics working and presenting the topics surrounding digital dependence and generating digital balance. He is also an avid computer game enthusiast!