PREFACE xi I extend a special thanks to all the individuals who have contributed critiques or programming projects for this or earlier editions and drafts of this book. In alphabetical order,they are:Alex Feldman,Amber Settle,Andrew Burt,Andrew Haas,Anne Marchant,Barney MacCabe,Bob Holloway,Bob Matthews,Brian R.King,Bruce Johnston,Carol Roberts,Charles Dowling,Claire Bono,Cynthia Martincic,David Feinstein,David Teague,Dennis Heckman,Donald Needham, Doug Cosman,Dung Nguyen,Edward Carr,Eitan M.Gurari,Ethan Munson, Firooz Khosraviyani,Frank Moore,Gilliean Lee,Huzefa Kagdi,James Stepleton, Jeff Roach,Jeffrey Watson,Jennifer Perkins,Jerry Weltman,Joe Faletti,Joel Cohen, John J.Westman,John Marsaglia,John Russo,Joseph Allen,Joseph D.Oldham, Jerrold Grossman,Jesse Morehouse,Karla Chaveau,Ken Rockwood,Larry Johnson, Len Garrett,Linda F.Wilson,Mal Gunasekera,Marianne Lepp,Matt Johnson, Michael Keenan,Michael Main,Michal Sramka,Naomi Shapiro,Nat Martin,Noah Aydin,Nisar Hundewale,Paul J.Kaiser,Paul Kube,Paulo Franca,Richard Borie, Scot Drysdale,Scott Strong,Sheila Foster,Steve Mahaney,Susanne Sherba,Thomas Judson,Walter A.Manrique,Wei Lian Chen,and Wojciech Komornicki. I extend a special thanks to the many instructors who used early editions of this book.Their comments provided some of the most helpful reviewing that the book received. Finally,I thank Kenrick Mock who implemented the changes in this edition.He had the almost impossible task of pleasing me,my editor,and his own sensibilities,and he did a superb job of it. Walter SavitchPreface xi I extend a special thanks to all the individuals who have contributed critiques or programming projects for this or earlier editions and drafts of this book. In alphabetical order, they are: Alex Feldman, Amber Settle, Andrew Burt, Andrew Haas, Anne Marchant, Barney MacCabe, Bob Holloway, Bob Matthews, Brian R. King, Bruce Johnston, Carol Roberts, Charles Dowling, Claire Bono, Cynthia Martincic, David Feinstein, David Teague, Dennis Heckman, Donald Needham, Doug Cosman, Dung Nguyen, Edward Carr, Eitan M. Gurari, Ethan Munson, Firooz Khosraviyani, Frank Moore, Gilliean Lee, Huzefa Kagdi, James Stepleton, Jeff Roach, Jeffrey Watson, Jennifer Perkins, Jerry Weltman, Joe Faletti, Joel Cohen, John J. Westman, John Marsaglia, John Russo, Joseph Allen, Joseph D. Oldham, Jerrold Grossman, Jesse Morehouse, Karla Chaveau, Ken Rockwood, Larry Johnson, Len Garrett, Linda F. Wilson, Mal Gunasekera, Marianne Lepp, Matt Johnson, Michael Keenan, Michael Main, Michal Sramka, Naomi Shapiro, Nat Martin, Noah Aydin, Nisar Hundewale, Paul J. Kaiser, Paul Kube, Paulo Franca, Richard Borie, Scot Drysdale, Scott Strong, Sheila Foster, Steve Mahaney, Susanne Sherba, Thomas Judson, Walter A. Manrique, Wei Lian Chen, and Wojciech Komornicki. I extend a special thanks to the many instructors who used early editions of this book. Their comments provided some of the most helpful reviewing that the book received. Finally, I thank Kenrick Mock who implemented the changes in this edition. He had the almost impossible task of pleasing me, my editor, and his own sensibilities, and he did a superb job of it. Walter Savitch