An endeavor of this magnitude required the efforts of many people, and we are indebted to their unique and valuable contributions. First, we would like to thank Tracey Belmont, our initial editor at John Wiley & Sons, for recognizing the importance of this project to the profession of social work and for her commitment to making it a reality. It was Traceyr's vision that allowed this project to get off the ground, and we are grateful to her. A special thanks to Lisa Gebo, our current editor at John Wiley & Sons, who provided us with expert guidance and technical support to see this project to fruition. Others to thank at John Wiley & Sons include Isabel Pratt and Sweta Gupta who assisted us with all aspects of the contractual and prepublication processes. They were invaluable in assisting with a project of this size, and we are grateful to them.

Most important, we would like to thank the volume editors and contributors who made this Handbook a reality. The volume editors did an excellent job of developing their respective volumes. We particularly thank them for their thoughtful selection and recruitment of chapter contributors. The contributor lists for each volume read like a “Who's Who” of social work scholars. We are pleased that each contributor recognized the importance of a seminal piece such as this Handbook for the profession of social work and willingly contributed their time and knowledge. We extend a special debt of gratitude to these eminent contributors from around the globe who so graciously and willingly shared their expertise with us. It is the work of these scholars that continues to move our profession forward.