whereas AP style recommends quotation marks), or whether to use a serial comma—also known as an “Oxford” comma (Chicago style: yes; AP style: no). However, the editors at the University of Chicago ...

An Oxford, or serial, comma is the last comma in a list ... that the photo is of a page from Steven Pinker's "The Sense of Style." However, he added, "I have seen all of the sentences before ...

People who care about grammar love the serial comma, aka the Oxford or Harvard ... who are forced by AP Style to omit it - a specification I always attributed to journalists caring more about ...