Matthew Bates wrote:
“Peoples” is the plural of “people.” But that only works if you’re not using “people” as the plural of “person,” but rather as a term for members of a certain group.
The indigenous peoples of the Americas include the Cherokee, Maya, and Aztec.
The Cherokee are a “people,” as are the Maya and Aztec. When talking about those different groups of people collectively, they become “peoples.”
“Peoples” is not possessive, though. You need an apostrophe to show possession.
The people’s (peoples') favourite coffee is Starbucks.
Comment by The Prof...
Why can't we use Peoples as a plural for people? Because people is the plural of person and you can't have a plural of a plural!