PEN FARTHING: 2014 CNN HERO OF THE YEARPen Farthing founded a nonprofit to reunite soldiers with stray dogs and cats they took in during combat.
Anderson Cooper interviews Pen Farthing Farthing was chosen as Hero of the Year through an online vote. His selection was revealed during the 8th annual global telecast of "CNN Heroes: An All-Star Tribute."
Joshua Williams: Fighting hunger in South FloridaJoshua Williams, 13, and his team of young volunteers are fighting hunger in South Florida.
Lily Born: Inventing the 'Kangaroo Cup' Lily Born, 12, invented something to help make her grandfather's life -- and the life of others who have Parkinson's disease -- a little better.
Maria Keller: Collecting a million books for kidsMaria Keller, 14, started Read Indeed to get books into the hands of children who need them the most.