Psychster Inc. launched YouJustGetMe.com, a live research and interactive experience where people find out if their friends, dates, or new acquaintances know them as well as they think they do. Based on Funder's (1999) Realistic Accuracy Model, the site gives you an immediate accuracy score using linear statistics.
People want very different things from their MySpace or Facebook profiles. But there are clusters of people with similar needs. This segmentation survey found that people are either profilers, socialites, tribals, or passives. If you have about 20 minutes, we're still actively collecting data.
This position paper uses the example of forming online impressions to show the ways that computer-mediated social interactions may indeed be very different from everyday interactions.