Joanna Blythman is a British investigative food journalist and writer and a commentator on the British food chain, covering subjects as diverse as salmon farming, supermarkets, intensive pineapple production, bird flu and the causes of obesity. As of 2006, she has won five Glenfiddich Awards for her writing, including a Glenfiddich Special Award for her first book, The Food We Eat, and the Glenfiddich Food Book of the Year Award in 2005 for Shopped, as well as a Caroline Walker Media Award for Improving the Nation?s Health by Means of Good Food, and a Guild of Food Writers Award for The Food We Eat. In 2004, she won the Derek Cooper Award, one of BBC Radio 4's Food and Farming Awards. In 2007 she was awarded the Good Housekeeping award for Outstanding Contribution to Food. She has also written two other books, How to Avoid GM Food and The Food Our Children Eat. She broadcasts frequently on food issues. She writes a weekly restaurant review and an opinion column for The Sunday Herald, and has contributed to a number of other newspapers and magazines, including Observer Food Monthly, Daily Mail, The Guardian, BBC Countryfile magazine, Olive magazine, The Oldie and The Grocer.