Instant-Messagers Really Are About Six Degrees from Kevin Bacon; Big Microsoft Study Supports Small World Theory

The Washington Post - Washington, D.C. | , pp. A.1

Turns out, it is a small world.

The «small world theory,» embodied in the old saw that there are just «six degrees of separation» between any two strangers on Earth, has been largely corroborated by a massive study of electronic communication.