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Infants' Use of Shared Experience in Declarative Pointing
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Liebal, Kristine; Carpenter, Malinda; Tomasello, Michael – Infancy, 2010
In this study, we asked whether 14- and 18-month-old infants use the experiences they have previously shared with others when deciding what to point to for them declaratively. After sharing a particular type of referent with an adult in an excited manner, 18-month-olds subsequently found a picture of that type of referent more worthy of…
Descriptors: Interpersonal Communication, Infants, Nonverbal Communication, Age Differences
Fourteen-Month-Olds Know What "We" Have Shared in a Special Way
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Moll, Henrike; Richter, Nadja; Carpenter, Malinda; Tomasello, Michael – Infancy, 2008
People often express excitement to each other when encountering an object that they have shared together previously in some special way. This study investigated whether 14-month-old infants know precisely what they have and have not shared in a special way (and with whom). In the experimental condition an adult and infant shared an object (the…
Descriptors: Infants, Instructional Effectiveness, Experiments, Infant Behavior
Helping and Cooperation at 14 Months of Age
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Warneken, Felix; Tomasello, Michael – Infancy, 2007
Two experiments investigated the proclivity of 14-month-old infants (a) to altruistically help others toward individual goals, and (b) to cooperate toward a shared goal. The infants helped another person by handing over objects the other person was unsuccessfully reaching for, but did not help reliably in situations involving more complex goals.…
Descriptors: Group Activities, Infants, Helping Relationship, Child Behavior