text: You study has serious flaws.
  
  It was conducted only on African Americans and not a crosscut of our country's "poor".    
  
  The sample size was very small (123)
  
  The study is old and there are too many changes and variables in people and in education to validated that the same outcomes would be the same in 2017.
  
  Wiliki is being deceptive because he can't afford to pay for his granchildren's preschool.