This 1936 portrait by Dorothea Lange shows Florence Owens Thompson with several of her children in a photograph known as "Migrant Mother." Source: Dorothea Lange/Public Domain Photographers and ...

Photo-Illustration by Chloe Dowling for TIME (Source Images: Klaus Vedfelt—Getty Images, Tim Robberts—Getty Images, Kelvin Murray—Getty Images, Robert Recker—Getty Images, Howard Kingsnorth—Getty ...

Lay presentations of research on emotions often make two claims. First, they assert that all humans develop the same set of core emotions. This claim is called the “basic emotion approach” (Ekman, ...