%0 Journal Article %T O modelo EEA: defini£¿£¿es, unidade de an¨¢lise e poss¨ªveis aplica£¿£¿es %A Lyra %A Maria C. D. P. %J Psicologia: Reflex£¿o e Cr¨ªtica %D 2007 %I Universidade Federal do Rio Grande do Sul %R 10.1590/S0102-79722007000100012 %X we present the empirical characteristics of the eea model, applied to study the development of the mother-infant communication process and the emergence of the self. we introduce the definitions, unit of analysis, and suggested applications. this model integrates three developmental patterns of organization of the mother-infant communication system: establishment, extension and abbreviation (eea). we present the basic concepts (process, irreversible time, historicity, system of relationships, individual, and "virtual reality") and the two theoretical-methodological perspectives giving support to the model, dynamic systems and dialogism, principally from bakhtin's approach. %K developmental process %K mother-infant %K dynamic systems %K dialogism %K self. %U http://www.scielo.br/scielo.php?script=sci_abstract&pid=S0102-79722007000100012&lng=en&nrm=iso&tlng=en