Arthur Jensen on the state of evidence regarding compensatory/early intervention education. Unfortunately, the literature has not improved that much since. Many people cite the same tiny and ancient studies repeatedly while ignoring large failures. http://arthurjensen.net/wp-content/uploads/2014/06/Reducing-the-Heredity-Environment-Uncertainty-A-Reply-1969-by-Arthur-Robert-Jensen.pdf …pic.twitter.com/Ht5VpaUocT
