Charlotte Hilton Andersen is the author of the book <a href="http://www.amazon.com/gp/product/1578604753?ie=UTF8&tag=thegreafitnex-20&linkCode=as2&camp=1789&creative=390957&creativeASIN=1578604753">The Great Fitness Experiment: One Year of Trying Everything</a> and runs the popular <a href="http://www.thegreatfitnessexperiment.com/">health and fitness website</a> of the same name, where she tries out a new workout every month, specializing in exercise, body image and oversharing. She writes for Shape Magazine, The Huffington Post, Redbook magazine, iVillage, and BlogHer on a regular basis. A former professor, her night job is grading the SAT essay where she gets to grade 500 high school essays each answering the same prompt, causing her to curse any time The Scarlet Letter is mentioned in her presence. She is a mom of 5 currently going crazy in Colorado.