Alan loves animals, but the great cat house at the Bronx Zoo makes him sad. Why are they all alone in empty cages? Are they being punished? More than anything, he wants to be their champion--their voice--but he stutters uncontrollably. Except when he talks to animals... Then he is fluent. Follow the life of the man Time Magazine calls, "the Indiana Jones of wildlife conservation" as he searches for his voice and fulfills a promise to speak for animals, and people, who cannot speak for themselves. This real-life story explores truths not defined by the spoken word.