This great writer, creator of worlds and unforgettable character, and inventor of language was also a scientific autodidact. He was a botanist, paleontologist and geologist. Join Jean Sebastian and Loic Mangin and learn more about the fascinating scientific roots of Tolkien's novels, poems and letters. Discover the hidden meaning of the Ring’s corruption, why Hobbits have big feet, the origins of the Dwarves, the animals which inspired the dragons, and even whether or not an Ent is possible.