The next Author’s Answers is up with this topic that shouldn’t be controversial, but somehow still is.
Question 132: Do you use the Oxford comma? Why or why not? Give your own example where you would need to use the Oxford comma.
Yes, yes I do. I use it because it is the only way to write clearly and be understood. Those who do not use it will be misunderstood, misread, and the subject of schadenfreude. Note the use in the previous sentence.
You can find the rest of the questions, and other author’s answers, here: I Read Encyclopedias for Fun
Brother Thomas, editor extraordinaire, has this to say on the subject: