It’s one of the most debilitating brain diseases, and the number of people diagnosed with Parkinson’s is expected to rise to 12 million by 2040. On The Point, we talk with Dr. Michael Okun and Dr. Ray Dorsey two leading Parkinson’s doctors about research into ending the disease and latest advances in care and treatment. Along with Drs. Todd Sherer and Bastiann Bloem they’re the authors of Ending Parkinson’s Disease, A Prescription for Action.