Identify a theory that uses a concept of interest to you that can be applied in

Identify a theory that uses a concept of interest to you that can be applied in research and nursing practice (clinical, education, or administration). This is a scholarly paper in which headings, full sentences, paragraphs, correct grammar and punctuation, and correct citation of sources are required.
The paper will be written using APA standards. The paper will include a title page (using specified format), 2-3 pages of text, and a reference list. It will be double-spaced, written in 12-point Times New Roman font, and have 1-inch margins. Scholarly and orderly presentation of ideas (precision, clarity, format, headings, grammar, spelling, & punctuation) with appropriate citation of sources in text and reference list is required. Up to 0.5 points will be deducted for each type of grammar, spelling, punctuation, or format error.
Provide a brief descriiption of the theory using an original source or as close to the original source as possible. Include a brief discussion of the origins of the theory and the scope/level (grand, middle range, practice/situation specific) of the theory. Identify the major concepts of the theory and discuss how they are related (propositions). Pick two of the concepts, including your concept of interest, and state theoretical definitions of these concepts.
Only primary sources and empirical research articles are to be used for this assignment. Secondary sources such as, textbooks, literature reviews, systematic reviews, dissertations and concept analyses are NOT to be used.