The treatment program for speech and reading disorders employed by the Institutes for the Achievement of Human Potential is discussed and relevant research and opinion cited. Questions related to the viability of the theoretical formulations and efficacy of the treatment procedures are raised. The authors conclude that the theory of neurological organization and the remedial principles based on that theory are scientifically unsubstantiated.
Hartman, N., & Hartman, R. K. (1972). The theory of neurological organization in historical perspective. Journal of Reading Behavior, 5(3), 177-185. Doi: 10.1080/10862967209547045