This is just the beginning! Our collection holds over 300 years of history, including rare newspapers, obituaries, marriage records, birth records, and so much more—most of which you won’t find anywhere else!
Reversible retardation theory reshapes view of IQ
Durham reports that an 18 month window between 12 and 30 months may set a child’s IQ, with 75 percent of those labeled mentally retarded being likely victims of poverty and deprivation. Dr. Donald J. Stedman notes environment largely drives scores while noting limits of IQ as a fixed measure.
MENTIONED IN THIS ARTICLE
Durham
J.Q
Donald J. Stedman
Duke University
Ford Foundation
Johnson
Stedman
Tinois