What age range was identified as critical for high-ability children from low-income backgrounds falling behind their wealthier peers?
The critical age range identified was between 11 and 14 years old.
At what point did the study find that talented children from low-income backgrounds started to fall behind their wealthier peers?
The study found that talented children from low-income backgrounds started to fall behind their wealthier peers during the first years of secondary school, between the ages of 11 and 14.
How did the progression of high-ability children from low-income and high-income backgrounds compare until the age of 11?
Until the age of 11, high-ability children from low-income and high-income backgrounds progressed at similar rates.