We’re constantly in pursuit of happiness, so what exactly is happiness and what factors count when it comes to obtaining (and maintaining) this elusive emotional state. Casey Beros speaks with world happiness expert Professor John Helliwell from the University of British Columbia to see what the evidence suggests, and we send Tonic’s resident sceptic, Rich Brophy, onto the streets to find out what makes people happy and how they rate their own happiness.

Tonic TV | T-S106 | S03E02