NotesFAQContact Us
Collection
Advanced
Search Tips
Showing all 3 results Save | Export
Peer reviewed Peer reviewed
Direct linkDirect link
Grosse, Katja; Call, Josep; Carpenter, Malinda; Tomasello, Michael – Language Learning and Development, 2015
In all human cultures, people gesture iconically. However, the evolutionary basis of iconic gestures is unknown. In this study, chimpanzees and bonobos, and 2- and 3-year-old children, learned how to operate two apparatuses to get rewards. Then, at test, only a human adult had access to the apparatuses, and participants could instruct her about…
Descriptors: Animals, Animal Behavior, Child Behavior, Nonverbal Communication
Peer reviewed Peer reviewed
Direct linkDirect link
Metzler, Anna; Scheithauer, Herbert – International Journal of Developmental Science, 2015
A considerable body of research has examined the association between self-presentation on social networking sites and personality in adults. Yet, there is a lack of corresponding research on adolescents as well as studies on alternative measures of personality traits of the self. The current study investigates, using a cross-sectional multi-method…
Descriptors: Social Media, Social Networks, Self Concept, Adolescents
Peer reviewed Peer reviewed
Direct linkDirect link
Spaeth, Michael; Weichold, Karina; Silbereisen, Rainer K. – Developmental Psychology, 2015
The literature proposes that leisure boredom may systematically increase during adolescence. Moreover, some authors assume that this hypothesized developmental trend is associated with increases in youthful delinquency and depression. Individual dispositions (e.g., temperamental disinhibition) are believed to exacerbate the relationship between…
Descriptors: Early Adolescents, Predictor Variables, Leisure Time, Psychological Patterns