What is the role of different spatial frequencies in emotion processing in infancy?

In our newest study, we investigated how high spatial frequencies (so very fine details in a picture) compared to low spatial frequencies (so rather broad shapes) contribute to emotion processing in infancy:

Jessen, S. & Grossmann, T. (in press). Exploring the role of spatial frequency information during neural emotion processing in human infants. Front. Hum. Neurosci.