***** To join INSNA, visit http://www.insna.org ***** Christakis's recent Nature paper about networks in hunter-gatherer societies ( ("Social networks and cooperation in hunter-gatherers") prompted a discussion with a colleague about other scholarship on the size or structure of ego or social networks in other historical eras or socio-cultural contexts. Basically is there any scholarship which has tracked the growth or stability social networks with respect to the number of alters or size of networks? Thanks! Brian -- Brian C. Keegan Ph.D. Student - Media, Technology, & Society School of Communication, Northwestern University Science of Networks in Communities, Laboratory for Collaborative Technology _____________________________________________________________________ SOCNET is a service of INSNA, the professional association for social network researchers (http://www.insna.org). To unsubscribe, send an email message to [log in to unmask] containing the line UNSUBSCRIBE SOCNET in the body of the message.