This project provides a basic platform anchored in Argentina, Brazil, Colombia, Chile, Mexico, and Peru, that is supplemented with clinical research expertise from the University of California, San Francisco (UCSF) Fein Memory and Aging Center, genomics expertise from the University of California, Santa Barbara, and bioinformatics infrastructure and expertise from HudsonAlpha. The mission of the Edward and Pearl Fein Memory and Aging Center (Fein MAC) is to provide the highest quality of care for individuals with cognitive problems, to conduct research on causes and cures for degenerative brain diseases, and to educate health professionals, patients and their families.