Retroactive interference (RI) in list learning occurs when the learning of a second list of words interferes with the recall of the first learned list. Having the lists be thematically different can reduce retroactive interference within list learning; however, this study demonstrates how RI can be reduced when the lists contain similar words.…

The discussion presented here seeks to defend Lado's principle of "speech before writing" and focuses attention on the comparative effectiveness of audio versus visual presentation of language material. Reports on several experiments dealing with this problem lead the author to conclude that, as long as we have the tendency of verbalization or…