Article Information
vol. 341 no. 6143 270-273
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History:
- Received for publication January 25, 2013
- Accepted for publication June 10, 2013
- .
Copyright & Usage:
Copyright © 2013, American Association for the Advancement of Science
Author Information
- 1Peace, Mediation and Conflict Research, Åbo Akademi University in Vasa, Post Office Box 311, FIN-65101, Vasa, Finland.
- 2Bureau of Applied Research in Anthropology, School of Anthropology, Post Office Box 210030, Tucson, AZ 85721–0030, USA.
- 3Developmental Psychology, Åbo Akademi University in Vasa, Post Office Box 311, FIN-65101, Vasa, Finland.
- ↵*Corresponding author. E-mail: dfry{at}abo.fi
