Social networks consist of people who are connected by a shared object. That’s why— The term “social object” first surfaced in a blog post by Jyri Engeström on April 13, 2005.
many sociologists, especially activity theorists, actor-network theorists and post-ANT
people prefer to talk about “socio-material networks,” or just “activities” or “practices”
(as I do) instead of social networks…. Flickr, for example, has turned photos into ob-
jects of sociality. On del.icio.us the objects are urls.
Jyri, cofounder of jaiku and now a product manager at Google
