Child Themes Pasadena WordPress Meetup May 2012
Creating a Child Theme in WordPress
Wordcamp 2010 Themes for Beginners
Under the hood of WordPress
WCLV - Introduction to child themes
Intro to WordPress Child Themes
Wordcamp 2013 Louisville - Child Themes
Child Theming: An Introduction to Wordpress Theme Development with Wordpress Child Themes
WordCamp Reno 2011 - Intro to Genesis Child Themes
Creating custom child themes for WordPress
Wp3 refresh pgh
Social Media Marketing for the Lean Startup