How can lollipops, ‘wizards’ and dog shows help bring communities together and fight criminal or disruptive behaviour? Canvas8 spoke with Stevyn Colgan, author ofWhy Did the Policeman Cross the Road?and Nudgestock speaker, to find out how you can nudge people to solve a problem.

You’re 33% more likely to achieve a goal if you share it with a friend, and 72% more likely if money is on the line. Promise or Pay is a platform that combines these findings from behavioural science to create a more engaging way to improve oneself while contributing to positive social change.

Uber is using behavioural science to encourage drivers to give more lifts. The nature of the brand’s business has created novel challenges, and it's addressing them in novel ways. But its already rocky reputation might be at risk if people interpret these mind games in a negative light.

An anti-litter project dreamt up by Keep Britain Tidy and The Wrigley Company has transformed street bins into charity collection tins, promising to donate an amount of money proportional to the amount of rubbish collected. And it's led to a 30% reduction in local litterering.