The assessment took part in the research unit. The task
was presented on a 12 in. laptop monitor placed approximately
38 cm from participants' eyes. Infant faces were
drawn from a database of digital photographs of 27 infants
who were filmed at home (Kringelbach et al., 2008) and were
shown as greyscale images, matched for size and luminosity.
A total of ten different faces, five sad and five happy, were