The next talk in the CEU Cognitive Development Center seminar series will be
given by
Dr. Judith Gervain
Laboratoire Psychologie de la Perception, Université Paris Descartes
Date: Wednesday, September 22, 2010, 5 PM
Location: CEU Cognitive Development Center
Hattyú u. 14, Budapest, 3rd floor
Learning Structural Regularities at Birth: An Optical Imaging Study
The ability to learn structural regularities is fundamental for the
acquisition of language. There is increasing evidence that older infants are
able to learn such regularities using different mechanisms (Marcus et al.
1999, Gomez and Gerken 1999). However, it is not know whether these
abilities are available at birth or whether they emerge later during
development and their neural basis is also unexplored. Therefore, in a
series of NIRS studies with newborns, we examined whether they are able to
learn identity-based regularities (e.g. ABB "mubaba", AAB "babamu",
ABA
"bamuba" etc.). Specifically, we explored whether (i) they are able to
discriminate these patterns from random ABC controls (e.g. "mubage"), (ii)
whether they are able to encode the identity relation as well as its serial
position (i.e. whether they are able to discriminate AAB from ABB) and (iii)
whether this ability is specific to speech stimuli or whether it applies
more broadly to other auditory stimuli, e.g. piano tones. The results of
these experiments allow us to better understand the mechanisms and the
corresponding neural circuits underlying early speech perception and
language acquisition.
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