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j *@ - Sociedade Brasileira de Psicologia

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30<br />

como mo<strong>de</strong>lo). Os resultados <strong>de</strong> <strong>de</strong> Rose e colaboradores mostraram que as funçöes<br />

discrim inativas dos estfm ulos nodais transferiam -se prontamente para os estfmulos <strong>de</strong><br />

comparaçâo. No entanto, quando os estfmulos nodais eram estfmulos <strong>de</strong> comparalo,<br />

as ftmçöes <strong>de</strong> estfm ulo nâb se transferiram para os mo<strong>de</strong>los e a eles relacionados , para<br />

1lm dos sujeitos.<br />

Estes resultados sugerem que a relaçâo entre equival:ncia <strong>de</strong> estfm ulos e<br />

transferdncias <strong>de</strong> funçöes po<strong>de</strong> ser m ais complexa , sendo afetada por fatores como a<br />

direcionzida<strong>de</strong> da relaçfo condicional. Estam os atualmente conduzindo um estudo<br />

para verificar os efeitos da direcionalida<strong>de</strong> <strong>de</strong> treino e tambdm da distância associativa<br />

sobre a transfer:ncia <strong>de</strong> funçöes <strong>de</strong> estfm ulo .<br />

CONSIDERAO ES FG AIS<br />

A literatura sobre equivalJncia <strong>de</strong> estfmulos cresceu exponencialmente nos<br />

tm imos 5 anos. As expectativas quanto à fertilida<strong>de</strong> da ârea e quanto à sua aplicabilida<strong>de</strong><br />

à anâlise comportnmental dos fenômenos relacionados à linguagem e à cor içâo<br />

tdm se confirmado. Este texto resume brevemente alguns dos problemas <strong>de</strong> pesquisa<br />

originados <strong>de</strong>sta ârea e a partir daf po<strong>de</strong>m ser <strong>de</strong>lineadas perspectivas <strong>de</strong> investigaçâo<br />

futura.<br />

Refeëncias:<br />

Bush, K.M., Sidman, M. & <strong>de</strong> Rose , T. (1989). Contextual control of stimulus classes. Journal of<br />

the Experimental Analytis of Behavlor, 5 1.<br />

D'Am ato, M.R., Snlmon, D.P., Loukas, E . & Tomie, A. (1985). Symmetry and transitivity of<br />

conditional relations in monkeys Lcebus Jpella) and pigeons Lcolumba lfWJ) . Journal of the<br />

Experimental ,/11443?* ofBehavior. 44, 35-47.<br />

De Rose, J.C., Mclvane, W .J., Dube , %.M. & Stoddrd, L.T. (1988). Stimulus class formation and<br />

fundional m uivalence in mo<strong>de</strong>rately retar<strong>de</strong>d individuals conditional discrimination .<br />

Behadoural JNoce.çze,. . .<br />

De Rose, J.C., Mcllu ne, W.J., Dube , W .V., Galpin, V.X. & Stoddard, L.T. (1988). Emergent<br />

simple discrimlnntions established by indired relation to differential consequences .lburall of<br />

the ExperimentalAnalysls of Behavior, 50, 1-20. .<br />

Devany, J.M., Hayes, S.C. & Nelson, R.O. (1986). Equivalence cliss formation in language-able and<br />

languagedisabled children. Journal of the Experimental Analysis ofBehavior , 46, 243-257.<br />

Fields, L. & Verhave, T. (1987). The stzucwture of equivalence ckzsses.lournal ofthe Experimental<br />

Analysis ofBehavior, 48, 317-332. '<br />

Harzem, P. & Zeiler, M.D. (198 1). Adwnces IW the Experimental a4aJl .v* o/ Behavior: Predicta-<br />

Nlfr', Correlation and Cbarfqlzfry. New York:Wiley.<br />

Honig, W.K. A Staddon, J.E.R. (1977).SJH â* k on operant behavîor. New York: Prentice Hal.

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