# The Functional Systems of the Society
HTML5 mp4 http://wiki.ralfbarkow.ch/assets/pages/cluster/Cluster.mp4 In the course of Evolution, certain clusters have formed.
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Louis André (Loet) Leydesdorff (born 21 August 1948 in Djakarta (Dutch Indies) is a Dutch sociologist, cyberneticist and Professor in the Dynamics of Scientific Communication and Technological Innovation at the University of Amsterdam. He is known for his work in the sociology of communication and innovation, especially for his Triple helix model of innovation developed with Henry Etzkowitz in the 1990s. wikipedia 
> The concept of clustering has been long used when designing economic development strategies. Local economies tend to "cluster" in specific industries, often "anchored" by large companies.
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