The pragmatic approach is motivated by the view that the nature of an argument cannot be completely captured in terms of its structure. In contrast to structural definitions of arguments, pragmatic definitions appeal to the function of arguments. Different accounts of the purposes arguments serve generate different pragmatic definitions of arguments. The following pragmatic definition appeals to the use of arguments as tools of rational persuasion (for definitions of argument that make such an appeal, see Johnson 2000, p. 168; Walton 1996, p. 18ff; Hitchcock 2007, )
Topics that havent been tried that might work:
It’s certainly true that the nature of research changed with the advent of search engines that can do the looking and sorting and even some version of thinking — all things that students were once supposed to learn how to do for themselves. It doesn’t take long to gather lots of sources, fit them to whatever claim one wants to make, and thereby produce something that looks like the result of hours in the library spent reading and deriving conclusions from what one has read. But now, as in the past, a good teacher should be able to tell the difference between a phony piece of writing and an honest one.