Trisha Gura is a fulltime freelance writer, chiefly for Science, Nature, New Scientist and Scientific American. She also writes for a lay audience in publications such as Health, Child Magazine, Good Housekeeping, the Yoga Journal, Red Herring, and the Boston Globe. With a Ph.D. in molecular biology from Northwestern University, she focuses on biology from molecules to medicine. For two years she was a science and medical writer for the Chicago Tribune, having gone to the paper as an AAAS Mass Media Fellow. Before that, she spent two years directing a hospital laboratory that studied heart valve failures in children. She recently completed a yearlong Knight Science Journalism Fellowship at MIT and Harvard and is currently writing a book on eating disorder in women older than 25.