Gerald O. Barney is the founder and Executive Director of the Institute for 21st Century Studies. He directed the research for the U.S. Government's study, The Globa/2000 Report to the President, and has published several books and numerous articles concerning global development, justice, environment, and security. He holds a Ph.D. from the University of Wisconsin in fusion energy physics. Martha J. Garrett is the Institute's European Representative. After joining the Institute in 1986, she has devoted most of her attention to the training of national 21st Century Study teams and to their software needs and management problems. She holds a Ph.D. from the University of North Carolina in zoology with emphasis on ecology. W. Brian Kreutzer was the Institute's principal researcher for Managing a Nation until 1988 when he moved to Cambridge, Massachusetts, to join Gould-Kreutzer Associates, Inc., as Vice President for Research and Development. He is a specialist in gaming interfaces for computer simulations. His degrees include computer science and information management.

• Introduction Part One: Sectoral Software 1. Agriculture 2. Demography, Health, and Education 3. Economy and Industry 4. Energy 5. Environment and Ecology 6. Natural Resources 7. National Security 8. Politics 9. Rural and Urban Development 10. Transportation and Communication Part Two: Integrated Models 11. Multisectoral National Models 12. Global Models 13. Part Three: Tools 14. A Skeptic's Guide to Computer Models 15. Sources of Data 16. Modeling Languages 17. Geographic Information Systems 18. Artificial Intelligence: Present and Future Significance for Governments 19. Catalogs, Books, and Newsletters