Here are the slides from my WordCamp talk in St. Louis, May 14, 2016.
UPDATES: To work with the Hooks within Genesis- here are 2 plugins to ehlp get started:
Genesis Simple Hooks (click for the plugin). This plugin allows you to add anything you need to the specific hook where you want it to be.
Then for the “Road Map” to figure out where the hooks are- and what areas of your site they correspond to: The Genesis Visual Hook Guide (Click for the Plugin). And, if you need help understanding it- a great tutorial is HERE.