RecruitingBlack and African Americans Connections to Parkinson's Disease (BLAAC PD)BLAAC PD is a research study to understand what Parkinson's disease looks like for Black and African American communities. BLAAC PD is happening at research centers around the United States. The study is part of the Global Parkinson's Genetics Program (GP2). GP2 is a research project working to transform understanding of the genetics of Parkinson's disease and make that knowledge globally relevant.