Another related concept is that neoadjuvant therapy acts on micrometastatic disease. The downstaging is then a surrogate marker of efficacy on undetected dissemination, resulting in improved longtime survival compared to the surgery-alone strategy.
Cesar Chavez In 1968, Cesar Chavez led a boycott that resulted in a collective bargaining agreement guaranteeing field workers the right to unionize. Learn more about how Chavez grew from migrant farm worker to civil rights champion in this video.
His supporters say his work led to numerous improvements for union laborers. Although the UFW faltered after a few years, after Chavez died in 1993 he became an iconic folk saint in the pantheon of Mexican Americans. His birthday, March 31, has become Cesar Chavez Day, a state holiday in California, Colorado, and Texas.