What is a controlling idea?

A controlling idea is the main point or central theme of a piece of writing. It is the thesis statement or main argument that the author is trying to convey to the reader. The controlling idea guides the development of the rest of the writing, helping to maintain focus and coherence throughout the piece.

In academic writing, the controlling idea is typically found in the introduction, often as the last sentence of the opening paragraph. It should be specific, clear, and debatable, providing a roadmap for the reader to understand the main argument of the text.

In creative writing, the controlling idea can be more subtle and open to interpretation. It may be expressed through the characters, plot, or themes of the story, guiding the reader towards a deeper understanding of the author's message or intention.

Overall, a controlling idea is essential for effective communication in writing, helping to keep the reader engaged and informed throughout the piece.