Key to Vocabulary Gap Is Quality of Conversation, Not Dearth of Words is the headline of an Ed Week article by Sarah Sparks.
Here’s an excerpt:
The “30 million-word” gap is arguably the most famous but least significant part of a landmark study, Meaningful Differences in the Everyday Experiences of Young Children, by the late University of Kansas child psychologists Betty Hart and Todd R. Risley. As the work turns 20 this year, new research and more advanced measuring techniques have cast new light on long-overshadowed, and more nuanced, findings about exactly how adult interactions with infants and young children shape their early language development.
I’m adding it to The Best Resources For Learning About The “Word Gap.”