The authors comment on Drash and Tudor's operant theory of autism. Concerns with the theory's face validity and empirical support are presented, along with concerns about four aspects of the theory.

Examines the hypothesis that adults and children have media-specific conceptions of picturing and that the functional uses of photography and drawing differ across development. Results showed an age progression from viewing photography as only reflecting the real object to viewing it as a medium that allows for control and alteration of reality.…

Three- to ten-year-olds responded to a three-dimensional object by drawing it and/or verbally describing it. Two days later, they reconstructed the object in drawn or verbal form. Descriptive abilities increased with age. The children displayed differences in verbal and graphic description only when recalling the object from memory. (Author/RM)

Investigates performance differences on receptive vocabulary and general verbal reasoning ability of 206 Hualapai Indian children. Results indicate Hualapai children score significantly lower on both measures of verbal ability when compared to national norms. Findings provide a long-needed archival record of the Hualapai's English language…

This paper discusses kinds and characteristics of language play, explores the relationship of such play to wider domains of language and play, and speculates on the possible contributions of language play for language mastery and cognitive development. Jump rope chants and ritual insults ("Off my case, potato face") and other expressive…