We’d like to express our deepest gratitude to the following individuals, without whom this new edition of About Face would not have been possible: Chris Webb at Wiley, who saw the time was right for a new edition; Sue Cooper, who shared that vision; and Sara Shlaer at Wiley, who has patiently helped us shape multiple editions of this book.

We would also like to thank the following colleagues and Cooper designers for their contributions to this volume and the previous, for which we are greatly indebted: Kim Goodwin, who has contributed significantly to the development and expression of the concepts and methods described in these pages; Rebecca Bortman and Nick Myers who overhauled the book and cover designs, as well as the illustrations; Hugh Dubberly, for his help in developing the principles at the end of Chapter 8 and for his assistance in clarifying the Goal-Directed process with early versions of the diagrams found in Chapter 1; Gretchen Anderson, Elaine Montgomery, and Doug LeMoine for their contributions on user and market research in Chapter 4; Rick Bond for his many insights about usability testing featured in Chapter 7; Ernest Kinsolving and Joerg Beringer at SAP for their contributions on the posture of Web portals in Chapter 9; Chris Weeldreyer for his insights into the design of embedded systems in Chapter 9; Wayne Greenwood for his contributions on control mapping in Chapter 10; and Nate Fortin and Nick Myers for their contributions on visual interface design and branding in Chapter 14. We would also like to thank Elizabeth Bacon, Steve Calde, John Dunning, David Fore, Nate Fortin, Kim Goodwin, Wayne Greenwood, Noah Guyot, Lane Halley, Ernest Kinsolving, Daniel Kuo, Berm Lee, Doug LeMoine, Tim McCoy, Elaine Montgomery, Nick Myers, Chris Noessel, Ryan Olshavsky, Angela Quail, Suzy Thompson, and Chris Weeldreyer for their contributions to the Cooper designs and illustrations featured in this volume.

We are grateful to clients David West at Shared Healthcare Systems, Mike Kay and Bill Chang at Fujitsu Softek, John Chaffins at CrossCountry, Chris Twogood at Teradata, and Chris Dollar at McKesson for granting us permission to use examples from the Cooper design projects featured in this book. We wish also to thank the many other clients who have had the vision and the foresight to work with us and support us in their organizations.

We would also like to acknowledge the following authors and industry colleagues who have influenced or clarified our thinking over the years: Christopher Alexander, Edward Tufte, Kevin Mullet, Victor Papanek, Donald Norman, Larry Constantine, Challis Hodge, Shelley Evenson, Clifford Nass, Byron Reeves, Stephen Pinker, and Terry Swack.

Finally, it should be noted that the parts of Chapter 5 concerned with cognitive processing originally appeared in an article by Robert Reimann on UXMatters.com, and are used with permission.