The Goldilocks Effect: Human Infants Allocate Attention to Visual Sequences That Are Neither Too Simple Nor Too Complex Kidd, Celeste ; Piantadosi, Steven T. ; Aslin, Richard N. Abstract Publication: PLoS ONE Pub Date: May 2012 DOI: 10.1371/journal.pone.0036399 Bibcode: 2012PLoSO...736399K