Editorial Note: This article is written with editorial review and topic relevance in mind.
He was always energetic and positive and he was a people person. When we talk about a specific group of people, we consider it as singular and therefore, no need to add s. A people person is someone who is outgoing and has good communication skills.
Jennifer Aniston Reacts to Her 2003 PEOPLE Magazine Cover's Cameo on
People is a collective noun. What is the plural of people person? Peoples is used when we talk about two or more.