I have great learning experience to write my article series on Extended Event. This was truly learning experience where I have learned way more than I would have learned otherwise. Besides my blog series there was excellent quality reference available on internet which one can use to learn this subject further.
Here is the list of resources (in no particular order):
I have listed all the reference I have found in no particular order. If I have missed any good reference, please leave a comment and I will add the reference in the list.
Read all the post in the Wait Types and Queue series.
Reference: Pinal Dave (http://blog.SQLAuthority.com)