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Michael Marshall is a science writer focused on life sciences, health and the environment. He has a BA and MPhil in experimental psychology from the University of Cambridge and an MSc in science communication from Imperial College London. He has worked as a staff journalist at 51���� and the BBC. Since 2017, he has been a freelance writer, published by outlets including BBC Future, National Geographic, Nature, 51����, The Observer and The Telegraph. In 2019, he was shortlisted for News Item of the Year by the Association of British Science Writers for his 51���� article about a new species of early human. Michael's first book, is about the beginning of life on Earth and was published to universal acclaim in 2020. He writes a monthly email newsletter about human evolution, Our Human Story, for 51����.