Annotated Definition

you are to complete 1 (one) annotated definition related to any topic discussed by Spencer.
1) Each annotation must included at least 2(two) peer reviewed articles excluding your textbook.
2) A minimum of 300 words excluding references.
3) For each term, who coined them or who were the main users of them, what is the definition, and how the definitions change.
4) Use APA style.