SIR -I found it disturbing that there was no one quoted and no research cited in your article on ibm versus the Carnegie Corporation ("The centenarians square up", June nth). Therefore, it appears to us that the conclusions reached in the article were predetermined. To say that Carnegie has "stayed the same during the past 50 years" is either to ignore or to dismiss our landmark 1990s research on childhood education, which influenced state and national education policies. Indeed, our investment in school reform continues to influence the way states and cities are redesigning their school systems.
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