Lea has been working on improving the Web for over a decade, from many angles. She helps move Web technologies forwards, as an elected W3C Technical Architecture Group (TAG) member, and as a longtime CSS Working Group Invited Expert and co-editor of several CSS specs. She currently works at MIT, doing research at the intersection of usability and programming languages and intermittently teaching these topics. She is a well known speaker and author, having written several articles, book chapters, and the bestselling advanced CSS book CSS Secrets. Lea has also started several open source projects and web applications, such as Prism, Mavo, and Awesomplete. Her open source work is used on millions of websites. She holds a MSc in Computer Science from MIT. Despite her technical pursuits, Lea is one of the few misfits who love code and design equally.