Mobile-First Responsive Web Design | Brad Frost Web
A nice round-up of responsible responsive web design techniques, ‘though I would go a bit further and suggest that the rallying cry is not so much about Mobile First but Content First.
Link archive: July 7th, 2011
Responsive by default - Blog | Andy Hume
A superb long-zoom view of responsive design from Andy. He also talks about the pragmatism required from any front-end developer.