I spoke at WordCamp Phoenix this weekend! I led two sessions:
Customize the WordPress login page and admin Dashboard to be more client-friendly with just a few lines of code in your theme.
Demo files: http://aliso.me/fridayfiles
Advanced Actions & Filters
Learn how actions & filters work in WordPress core, discover more about the template_redirect action, and learn how (and why) to make your own hooks.
Here are some photos from my Advanced Actions & Filters presentation:
(Full image gallery for WordCamp Phoenix 2013, courtesy of Chris Frailey Photography: http://aliso.me/5)