That's a look at an array of social proxies. The purpose was to make it clear that the concept of social proxy is quite general. Social proxies can be designed to support a wide range of on-line interactions, whether they involve conversation or not. They may be synchronous or asynchronous, and they may be associated with activities which are an end in them- selves (e. g. auctions), or activities which are simply a means to an end (e. g. waiting in queues). We believe that by providing a shared represen- tation of the activity in which participants are involved, social proxies can help create...