The learning curve for Opscode Chef is steep. Understanding how the major pieces fit together is a big step towards implementation.
Boyd Hemphill will give a high level demonstration of operation Opscode Chef, explaining the following concepts and how they are related:
Hosted Chef v. Private Chef v. Open Source Chef Nodes Cookbooks/Recipes/Resources Environments Attributes Data Bags If you are considering Chef you should leave with a good idea of how to get started setting up your implementation. If you are currently using Chef you may pick up some tips you did not know, or contribute some as well.