T. Cava, A. Néroulidis, B. Soleimani

Recommandations online

BLOGSSOCIAL NETWORKS

AMAZON

Apart from social networks based on friendship, there aresocial networks based on interest – in our case, they are builtaround books. Those sites can be compared to virtual bookclubs, where people can exchange opinions on their readings.Every member of this community is allowed to participate byadding new content and rank books.

Amazon is just the most important bookseller in the world.His recommendation service looks like social recommendationbut in reality is all about mathematics. Nevertheless, thecatchphrase “Customers who bought this item also bought…”is the key of its success. Don’t forget that the power of Amazonrelies on this old saying “Money talks”!

On the blogosphere, they are thousands of blogsdedicated to books. They are written by book loversor professionals like authors themselves. Depending onthe blogger, they can be focused on the latest booksor give a new breath to classical literature. Everyonecan react by posting a comment on the articles.