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The term 30-million-word gap (often shortened to just word gap) was originally coined by Betty Hart and Todd R. Risley in their book Meaningful Differences in the Everyday Experience of Young American Children, [1] and subsequently reprinted in the article "The Early Catastrophe: The 30 Million Word Gap by Age 3". [2]
Betty Hart (born Bettie Mackenzie Farnsworth, July 15, 1927 – September 28, 2012) was an American education researcher, known for her work on the relation between vocabulary learning and social inequality, in particular the "word gap".
Todd Robert Risley (September 8, 1937 – November 2, 2007) was an American psychologist. He is credited with helping to create the field of applied behavior analysis , and has been described as a "pioneer" in this field.
Almost 2 million men and women who served in Iraq or Afghanistan are flooding homeward, profoundly affected by war. Their experiences have been vivid. Dazzling in the ups, terrifying and depressing in the downs. The burning devotion of the small-unit brotherhood, the adrenaline rush of danger, the nagging fear and loneliness, the pride of service.
Image credits: Taco_Eater521 #5. My boyfriend is 12 years older than me and only six years younger than my mom, but she had me young at 18. I’m also only 10 years older than his son.
Trump last week demanded that BRICS member countries commit to not creating a new currency or supporting another currency that would replace the U.S. dollar, saying they would otherwise face 100% ...
Previously, the court heard how the two women were attacked as they sat on the sand watching the full moon after lighting a fire. Ms Gray, a football coach from Poole, was pronounced dead at the ...
Recent research has failed to replicated Hart and Risley's findings. [13] In 2019, Suskind wrote that she acknowledged the shortcomings of the Hart and Risley study and that there was a need to move beyond the idea of a 30-million-word gap. She explained that the name of her research center at the University of Chicago was changed from ...