Many issues relating to the teaching of language across the curriculum (LAC) are considered in this paper. Among the topics discussed are: (1) language development as a goal of teaching; (2) the use of language activities, including exploratory talking and writing, as a means of learning; (3) issues in which teachers might interest themselves to extend their understanding of language and learning; (4) the contribution of linguistics to language across the curriculum; and (5) some strategies for in-school development of LAC. The paper relates a number of anecdotes to illustrate the points discussed. (GT)