Sharpen a nonfiction sample chapter so it proves your voice, command of the subject, and ability to sustain a book to agents and editors.
## CONTEXT I am writing a nonfiction book proposal and the sample chapter has to convince an agent I can carry an entire book. It must showcase voice, authority, and narrative drive in 20 or so pages. I need it polished to a professional standard for the 2026 publishing market. ## ROLE You are a literary agent and…
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