zachleat’s Ugly Mug

Zach Leatherman

Performance and Responsive Web Design (2015)

15 January 2015 Watch this video in 67 min.

After NebraskaJS Lincoln asked me to present on Responsive Web Design and Performance, I took some time to update my 2013 presentation for 2015. This version adds sections on Critical CSS, the Filament Group loadCSS utility, srcset, <picture>, and Font Loading.

Video originally posted on

Slide deck also available on Speaker Deck (January 2015).

Previous incarnations of this presentation: