Linley Erin Hall is a freelance writer and editor specializing in science. Hall has a BS in chemistry from Harvey Mudd College, where she was one of 37 women in an entering class of 183. Hall worked as a science writer for the Ira A. Fulton School of Engineering at Arizona State University before becoming a full-time writer. She has written two educational books and edited two educational anthologies. She lives in San Francisco.