The Sixth Link

1. What is the principle of six degrees of separation? What number of social links does any one person need to be connected to global society? p. 30
   The "six digrees of separation" is a hypothesis. In this idea, each of us can access anybody in the world through six connections between people.
   
   
2. How is the fabric of society today different from pre-internet society? p. 31
   In the Internet, fabric depends on links, instead of human connections.
   
   
3. How many more links separate any pair of web pages compared to people in society? What can explain the difference? p. 34
   19 digrees of separation. In the Web, the number of pages is huge and more greater than that of people on the earth.
   
   
4. So far, what ranges of separation have network scientists discovered in different kinds of networks? p. 34
   two in food webs, three in chemical reactions, fourteen in neurons in the brain.
   
   
5. What does research suggest about the fundamentals of networks? p.34-35
   more links per page, less step to achieve target.
   
   
6. What is your estimate of your personal number of connections to society? What connections are your strongest?
   I don't know exact number but around 50.