Social networks as information filters

Social Networks as Information Filters[gigya width=”425″ height=”355″ src=”http://static.slidesharecdn.com/swf/ssplayer2.swf?doc=iplecturejune09-090612101833-phpapp02&stripped_title=social-networks-as-information-filters” quality=”high” flashvars=”gig_lt=1244835762328&gig_pt=1244835781234&gig_g=1&gig_n=wordpress” wmode=”tranparent” ]

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