Risko and Vogt provide a unique and progressive approach for engaging the professional learning of teachers of literacy, reading specialists, literacy coaches and instructional leaders, content specialists, and administrators. Their deliberate use of Professional Learning signals the importance of educators engaging in authentic and inquiry-based…

Background: Little is known about the nature, range and prevalence of different subgroups in language trajectories extant in a population from 4 to 11 years. This hinders strategic targeting and design of interventions, particularly targeting those whose difficulties will likely persist. Methods: Children's language abilities from 4 to 11 years…