Finding Nemo has emerged as perhaps Pixarâ s most ... While Marlin is having one of his many freakouts, Dory keeps finding new ways to smile. Even when literally being swallowed alive, she ...

But a Duchenne smile is characterised by the additional contraction of the orbicularis oculi, crumpling the skin around the eyes into crows’ feet. Duchenne’s finding was largely overlooked at ...