This book could not have been conceptualized or published 20 years ago. Indeed, it is doubtful that we could have organized the material for this handbook 10 years ago. Over the last 20 years, however, the painstaking efforts of many clinical researchers working with a variety of resistive psychopathologies have resulted in specific psychotherapies and pharmacotherapies that are effective with a significant propor- tion of patients, at least for some of the disorders. Much clinical research remains to be carried out in the forthcoming decades. But now that we are nearing the 21st century, at...