"When I asked Bill Gates, 63, co-chair of the Bill and Melinda Gates Foundation, why polio, he began, 'Polio is a terrible disease.' An hour later, speaking to a group of Rotarians in Spokane, Washington, he said, “You know, we're going to get to the end of this and Rotary will be the reason that will happen.” Devin Thorpe

Ann Lee Hussey is a polio survivor and a veterinary technician who travels the world leading other volunteers on trips to vaccinate children against polio.