Despite recent confirmation of milgram's findings, milgram's experiment on small group phenomenon has received much criticism over the years. for example kleinfeld criticized the study by making the analogy that "we live in a world that looks a lot like "

A bowel of clumsy oatmeal

Explanation:

A small world phenomenon was given by Klein-field. He told about the linkage between the people and whose nodes are all people. It is a "degree separation" which is the fundamental issue of society. It is a social issue between mathematical, computational and the society included in it. The main issue started with the experimental study done by Milligram in 1960. It is about to trace the brief path. He studied to asked participants to reach a letter to a target person who was living in Boston and there were restrictions that only to a single acquaintance to forward that letter. Milligram found that the chain was only six-person. So there was raised a question that why there was a very short length chain?

answer; the government can clearly justify the restriction;

answer; broad features of society;