文档介绍：:WhoSaysWhatInWhichChannelToWhomWithWhatEffect?"who,"municator,"sayswhat",press,film,municationaredoingmediaanalysis().Whentheprincipalconcerniswiththepersonsreachedbythemedia,,,forinstance,,wemaywanttoconcentrateontheanalysisofcontent,andforthispurposesubdividethefieldintothestudyofpurportandstyle,thefirstreferringtothemessage,,,namely,structureandfunction;municationwilldealwiththespecializationsthatcarryoncertainfunctions,ofwhichthefollowingmaybeclearlydistinguished:(i)thesurveillanceoftheenvironment;(2)thecorrelationofthepartsofsocietyinrespondingtotheenvironment;(3),,whetherrelativelyisolatedorinassociation,-anismorthemany-().Multi-,amongtheprimat