Albert Laszlo Barabasi

Albert-László Barabási (born March 30, 1967) is a Romanian-born Hungarian scientist. He is the former Emil T. Hofmann professor at the University of Notre Dame and current Distinguished Professor and Director of Northeastern University's Center for Complex Network Research (CCNR) and an associate member of the Center of Cancer Systems Biology (CCSB) at the Dana Farber Cancer Institute, Harvard University. He introduced in 1999 the concept of Scale Free Network-s and proposed the Barabasi-Albert model to explain their widespread emergence in natural, technological and social systems, from the cellular telephone to the World Wide Web or online communities.

http://en.wikipedia.org/wiki/Albert-L%C3%A1szl%C3%B3_Barab%C3%A1si

http://www.nd.edu/~alb/