#1 People of similar attractiveness do tend to gravitate toward each other. #2 People of all levels of attractiveness are able to measure other people's attrac

#1 People of similar attractiveness do tend to gravitate toward each other. #2 People of all levels of attractiveness are able to measure other people's attractiveness on the same scale with relative accuracy. Dan Ariely has a very good talk on this over at bigthink.com: http://bigthink.com/ideas/20752 http://bigthink.com/ideas/20752 Given this, I think stratifying dating sites on attractiveness would actually improve successful match rates. Whether you can do this all in one site or need to create stronger logical boundaries is really a matter of implementation.