‘Evolution is both a beautiful concept and an important one, more crucial nowadays to human welfare, to medical science, and to our understanding of the world than ever before.’ – David Quammen, National Geographic ‘Evolution is the fundamental idea in all of life science – in all of biology.’ – Bill Nye (‘the Science Guy’) ‘Some people would claim that things like love, joy, and beauty belong to a different category from science and can’t be described in scientific terms, but I think they can now be explained by the theory of evolution.’ – Stephen Hawking

Robert Clark is an award-winning photographer with a twenty-plus-year career shooting for National Geographic, among others. He has produced several books and has exhibited widely. Clark is based in Brooklyn, New York. David Quammen is an acclaimed science, nature, and travel writer. Joseph Wallace is the author of more than a dozen books on natural history, among other topics.