The sharp rise of social network analysis (SNA) for business is noteworthy.

‘Business SNA’ or ‘SNA for Business’ has experienced exponential growth across virtually all commercial industries, governments, militaries and civil societies worldwide. See --

https://sites.google.com/site/businesssna/  (Add or comment on offerings.)

Note to mention the explosion in university research centers --

http://networksingularity.com/2009/09/17/network-research-centers.aspx