Proposes the subsuming theory criterion for experiments on common ground in mutual knowledge (i.e., the design must keep common information constant and only vary whether or not it is common). Demonstrates how doing so makes stronger claims. Illustrates how experiments can be designed to satisfy the criterion by evaluating some earlier studies…

Presents three mini-essays reviewing progress made on three problems in text comprehension (two traditional and one newer problem): their relationship between sentence processes and text processes; individual differences in discourse comprehension; and the representation of multiple-text information, which exposes fresh views of problems of…

Argues that researchers in the area of discourse comprehension and mental representation of discourse will likely feel motivated to adopt highly quantitative research techniques described in the articles in this special issue. Notes that ability to do so will be enhanced by availability of well-documented, easy-to-use computer software, or…