Acknowledgments

Preparation of this report was supported by grant number X257A20016 from the National Institute for Literacy to the San Diego Community College District.

We are grateful to Drs.Gregg Jackson, Sandra Robinson, Andrew Kolstad and Mr. Don Woodside for their review and helpful comments on an early draft of this report.

Mr. Doug Cook, of DCWorks Graphic Design has painstakingly reproduced graphics from across the last 75 years for inclusion in this report. He has prepared the layout and numerous graphs and tables for the report. We have been extremely fortunate to have Doug's creative design, graphics, and production skills for this project, and we are very grateful to him for his commitment to this work.

Finally, it should be noted that the ideas and opinions expressed in this report are solely those of the authors and they do not necessarily reflect the official positions, opinions or policies of the San Diego Community College District, the Applied Behavioral & Cognitive Sciences, Inc., the National Institute for Literacy, the U. S. Department of Education or any other governmental or non-governmental organizations