Prior research has examined the impact of different cognitive predictors on students' expository and narrative text comprehension. It has become apparent that some cognitive variables predict text comprehension in both genres, while some are genre-specific predictors. However, the effect of reading motivation on expository and narrative text…

The current study examined the relations among key variables that underlie reading comprehension of expository science texts in a diverse population of adult native English readers. Using Mechanical Turk to sample a range of adult readers, the study also examined the effect of text presentation on readers' comprehension and knowledge structure…