Jean Twenge, Professor of Psychology at San Diego State University discusses her research on the links between heavy social media and screen use and increased levels of depression and anxiety among young people in the US and the UK. 

• Find out more about Jean Twenge
• Listen to ICLS Director Yvonne Kelly discuss her research on the links between social media and young people's mental health with Shirley Cramer, CEO of the Royal Society for Public Health 

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