David Stephens, a 4th grade teacher in Washington State, was preparing a lesson plan about desert wildlife (all names are pseudonyms). He was planning on assigning his students the chapter book, "Desert Giant: The World of the Saguaro Cactus." The students had divergent knowledge about the topic. For example, Maryam had grown up in…

Research with school-age readers suggests that the contributions of reading and language skills vary across reading comprehension assessments and proficiency levels. With a sample of 168 struggling adult readers, we estimated the explanatory effects of decoding, oral vocabulary, listening comprehension, fluency, background knowledge, and…

Existing reading assessments have increasingly been criticized by researchers, educators, and policy makers, especially regarding their coverage, utility, and authenticity (e.g., Magliano, Millis, Ozuru, & McNamara, 2007; Pellegrino, Chudowsky, & Glaser, 2001; Rupp, Ferne, & Choi, 2006). Specifically, there is concern that current…