A new optimism that Parkinson's disease can be defeated is energizing the research community. Halting the progression of the disease, restoring function, and even prevention are all realistic goals. This comprehensive volume provides state-of-the-art information on all aspects of Parkinson's disease, including epidemiology, genetics, diagnosis, treatment, and social issues. Novel and attractive models are included to simplify difficult-to-understand concepts. With a focus on therapeutics and written by leaders in the field, Parkinson's Disease emphasizes both the importance of early diagnosis and the search for more effective therapies.