Kimberly Blessing is a web developer, technical manager, and open web advocate from Philadelphia, USA. She has evangelized design, code, and accessibility best practices while holding senior roles at Comcast, PayPal, and AOL. She served on the W3C HTML and CSS Working Groups and was a co-lead and member of the Web Standards Project. Currently, Kimberly is the director of technology at Think Brownstone, an experience design consultancy.