The purpose of this study is to describe educationally relevant differences in literacy use among three subject-matter disciplines--history, chemistry, and mathematics. These analyses were drawn from an investigation of the teaching of disciplinary literacy in high schools. The purpose of the overall project was to improve the literacy-teaching…

This paper reports the effects of the properties of source texts on summarization. One hundred and fifty-seven undergraduates were asked to write summaries of one of three extended English texts of similar length and readability, but differing in other discoursal features such as lexical diversity and macro-organization. The effects of…