A new TikTok trend which has been doing the rounds suggests that a spoonful of butter might help your baby sleep through the night.
This has since been debunked, but what causes these ideas and trends to spread so quickly, and why do we believe them?
Kieran is joined by Stephen O’Leary, CEO of Olytico and Pete Lunn, Founder and Head of the ESRI's Behavioural Research Unit to discuss.
