Creating a Mobile Drupal Website with Mobile Tools, Nokia Mobile and Browscap - Part One Posted 8th June 2011 The first in a series of tutorials on creating mobile versions of a Drupal site.
Pop-overs on Mobile Websites Posted 7th June 2011 A short article about pop-overs on mobile websites.
Responsive Web Design and Media Queries: Not The Silver Bullet Posted 19th September 2010 A short piece on the potential limitations of responsive web design.