A Book Apart has published six books since its founding in 2010; four of them have found their way into .net Magazine’s Top 25 Books for Web Designers and Developers feature. The winning books were Responsive Web Design by Ethan Marcotte (ranked #2 out of 25), CSS3 for Web Designers by Dan Cederholm, Mobile First by Luke Wroblewski, and The Elements of Content Strategy by Erin Kissane. The list was compiled by consulting with leading designers, developers, and creative directors. Congratulations, Erin, Luke, Dan, and Ethan!