I am just getting into backbone and love it. I thought I would share what resources that I am using to get familiar with it.
The video that got me interested in it:
Lynda also had a getting started section on it:
Here is a great set of videos talking about Marionette as well, I only watched the free ones:
Try it out some free things here but also some paid:
It is very freeing to let your data be your data and your view be your view.