EntityQ1641315· pop 19· linked from 15 articleshypodermic needle modelSign in to saveA theory to explain mass communicationConnectionsUnited StatesCountryFranklin D. RooseveltPersonX (social network)ConceptcommunicationEntitymass mediaEntityInternational Standard Book NumberEntityinformation technologyEntitysocial mediaEntitydigital object identifierEntityInternational Standard Serial NumberEntitymemeEntitycritical thinkingEntitybig dataEntitymedia literacyEntitymodel theoryEntityQ22908627EntityThe War of the WorldsEntityHarold LasswellEntityempirical researchEntityagenda-setting theoryEntityCategoriesInfluence of mass mediaMass media theoriesPoliticsSociological theories