Feature
Customer Experience
A Beginner's Guide to Responsive Web Design
Sean Robertson is a senior developer at DOOR3. He got his start in web design and development in high school teaching himself Photoshop and HTML. He has over fifteen years of experience in general web design and development and over nine years of Drupal experience.
His specialties include Adobe Photoshop and Illustrator, XHTML, CSS and PHP.
Sean is the recipient of several awards for website development including two Silver Pollie Awards, a Bronze Pollie Award and two honorable mentions from the American Association of Political Consultants as well as a Golden Dot from the Institute for Politics, Democracy and the Internet.