Lea Verou (@LeaVerou) and Jeffrey Zeldman (@zeldman) discuss the creative process behind her CSS Secrets series and the book of the same name she is writing for O’Reilly; loving JavaScript and math; Lea’s professional path, beginning with coding Visual Basic at age twelve; using CSS to layout a print book about CSS; creating popular Open Source projects like Dabblet, Prism, and CSS3 Test; the case for progressive enhancement; earning a living doing your own thing; leaving her job at the W3C (announced today); and much more.