David gave this talk at Vanderbilt University in 2007. It was originally presented at the National Reading Conference in 2006 in Los Angeles, CA. The written form of the talk appears in
Pearson, P.D. (2007). An historical analysis of the impact of educational research on policy and practice: Reading as an illustrative case. in Rowe, D.W., Jiménez, R.T., et al., 56th Yearbook of the National Reading Conference. Oak Creek WI: National Reading Conference. pp. 14-40.