Dr. Helen Scales is a marine biologist, writer, and broadcaster. She is author of the Guardian bestseller Spirals in Time, New Scientist book of the year Eye of the Shoal, and the children’s book The Great Barrier Reef. She writes for National Geographic Magazine, the Guardian, and New Scientist, among others. She teaches at Cambridge University and is science advisor for the marine conservation charity Sea Changers. Helen divides her time between Cambridge, England, and the wild Atlantic coast of of France.