A young man in his twenties, wishing to serve, gets a mandate from his teacher in a remote area of the Himalayas: "Remove smallpox from the planet." Dr. Larry Brilliant then embarks on repeated 17-hour bus rides to the United Nations. After a dozen fruitless trips, he finally gets his chance. And sure enough, he manages to lead a team of 150,000 health care workers to actually eradicate smallpox! In this video, Larry Brilliant talks about his journey and showcases a solution to prevent future pandemics.