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A recent replication of Hart and Risley's study with more participants has found that the "word gap" may be closer to 4 million words, [12] not the oft-cited 30 million words previously proposed. Hart and Risley's research has also been criticized for its racial bias, with the majority of the welfare families and working-class families being ...
[6] [7] Some subsequent scholars have thrown doubt on Hart and Risley's findings, arguing that Hart and Risley's study was methodologically unsound and that the language disparity reported by Hart and Risley does not in fact exist and cannot be considered causal for the disparity of education outcomes. [8] [9] [10]
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 ...
Hart and Risely (1995, 1999) have completed extensive research on this topic as well. [120] [121] These researchers measured the rates of parent communication with children of the ages of 2–4 years and correlated this information with the IQ scores of the children at age 9. Their analyses revealed that higher parental communication with ...
Three-time Olympic medalist and four-time World Champion skier Lindsey Vonn is returning to skiing, five years after retiring following the 2018 Winter Olympics.
MLB will install a natural grass field for the Athletics in West Sacramento in an effort to keep temperatures down during ballgames.
Your cholesterol levels, good or bad, serve as an indicator of heart health. But, a recent study shows that if your levels are consistently all over the place, you may be at greater risk for ...
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.