“…The number of idea units in each category (High Importance, Medium Importance, Nonessential) was not equal from text to text, in part the result of our decision to use more authentic texts. Our decision is in accord with the increased use of more authentic-type texts in studies (cf., Alexander et al, 1994;Buehl, Alexander, Murphy, & Sperl, 2001;Murphy & Alexander, 2002), as well as meeting criteria for essay questions (Gronlund, 1993). As a result, however, source texts varied on number of ideas at the three levels of importance.…”