Tabare Vazquez, M.D., president of Uruguay, delivers his speech "Ciencia, Medicina y Compromiso Social" ("Science, Medicine and Social Commitment") at Einstein. President Vazquez, an academic oncologist who maintains a medical practice, shares his perspectives on medicine and politics and how each complements the other. Allen M. Spiegel, M.D., the Marilyn and Stanley M. Katz Dean introduces him. (With subtitles)