No drug or medicine has ever been proven safe and effective without a clinical trial. This program demonstrates the vital role of clinical trials in current cancer research, and explains why many medical experts view the clinical trial system as the basis for curing all forms of cancer—or turning it into a manageable disease that patients can live with. Personal testimony from trial participants who have survived lung, breast, and other types of cancer is juxtaposed with the problem of cultural and psychological barriers to participation, providing valuable insight into the sometimes mysterious clinical trial process. (28 minutes)