Some children experience more difficulty than others becoming literate, often at great emotional, intellectual, social, and economic cost to themselves, but also to those who love and care for them, and for society at large. The causes of those difficulties and what to do about them have been the source of much research and sometimes heated…

A study was conducted to compare two methodologies for establishing hierarchical relationships--the Dayton and Macready model and the White and Clark procedure--using criterion referenced test data. Several phonics and structural analysis skills were selected from a reading skills battery. The opinions of reading "experts" were solicited in order…