La esfinge mediática. Descifrando los paradigmas comunicacionales que brotaron tempranamente en las Américas.

In spite of all knowledge stored by communication scholarship during last century, the media challenge remains as an open question for society decision makers both at the north and the south of America. The author tries to understand the enigma by redeeming ideas shaped by early scholars that inquired media context like Robert Park in USA and Barbosa Lima Sobrinho in Brazil. [ABSTRACT FROM AUTHOR]