Rachel Andrew is a front and back-end web developer, author and speaker. Author or co-author of 22 books including The New CSS Layout and a regular contributor to a number of publications both on and offline. Rachel is co-founder of the CMS Perch and Notist, Editor in Chief of Smashing Magazine, a Google Developer Expert and an Invited Expert to the CSS Working Group. She writes about business and technology on her own site at rachelandrew.co.uk.