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Alanna Collen

Alanna Collen is a science and health writer and the author of *10% Human: How Your Body’s Microbes Hold the Key to Health and Happiness*. She has a PhD in evolutionary biology from University College London and has also worked as a zoologist and science journalist.

science writing popular science
10% Human: How Your Body's Microbes Hold the Key to Health and Happiness
10% Human: How Your Body's Microbes Hold the Key to Health and Happiness
2015
 10% Human: How Your Body's Microbes Hold the Key to Health and Happiness
10% Human: How Your Body's Microbes Hold the Key to Health and Happiness
2015