Our guest this week is Stephen Krashen, an academic, linguist, and educational theorist who has been active on the front lines of the academic and media debate about how people learn languages, how children are taught in the United States and the on the value of reading. He is professor emeritus at the University of Southern California and has published over 480 papers and books. Full show notes and links to everything we talked about in the show are available at sourcesandmethods.com.