Digital technology and media influence almost every aspect of daily life. How does the digital world affect human psychology, from the choices we make, to the ways we behave, to how we learn and interact with others? Does screen time affect mental health? Does social media impact relationships? Why does an online shopper choose one product over another? How does digital technology influence attention span?

Guiding us through these evolving issues is Dr Chris Merritt, a clinical psychologist at King’s College London, with research interests in the psychology of technology use.