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Bidet-Ildei, Christel; Kitromilides, Elenitsa; Orliaguet, Jean-Pierre; Pavlova, Marina; Gentaz, Edouard – Developmental Psychology, 2014
In human newborns, spontaneous visual preference for biological motion is reported to occur at birth, but the factors underpinning this preference are still in debate. Using a standard visual preferential looking paradigm, 4 experiments were carried out in 3-day-old human newborns to assess the influence of translational displacement on perception…
Descriptors: Neonates, Infant Behavior, Visual Stimuli, Visual Perception
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Dondi, Marco; Messinger, Daniel; Colle, Marta; Tabasso, Alessia; Simion, Francesca; Barba, Beatrice Dalla; Fogel, Alan – Infancy, 2007
To better understand the form and recognizability of neonatal smiling, 32 newborns (14 girls; M = 25.6 hr) were videorecorded in the behavioral states of alertness, drowsiness, active sleep, and quiet sleep. Baby Facial Action Coding System coding of both lip corner raising (simple or non-Duchenne) and lip corner raising with cheek raising…
Descriptors: Eye Movements, Sleep, Neonates, Infant Behavior