We would like to thank all the contributors for their willingness to share their expertise and opinions in this volume. Their participation in this project is greatly appreciated. We are indebted to them and to Jane Garry, our editor at Greenwood, who was very supportive of this project from the beginning. Further thanks go to David May, Tammy Davich, and Beth Hough of the School of Public and Environmental Affairs94 at Indiana University-Purdue University, Fort Wayne. Dave assisted with technical issues, Tammy with the manuscript preparation, and Beth with inputting the data for our chapter. Finally, we remain grateful to our respective immediate families: Marcia and Michael Losco; and Melissa, Samuel, and Jackson Fife, who were supportive of this project from its very infancy.