Handing your manuscript to an editor is one of the most personal—and expensive—decisions you’ll make as an author. It’s also one of the first marketing decisions you make as an author.

You’re trusting a stranger with years of work, and often with a meaningful chunk of your budget. The good news: vetting an editor well is a learnable skill. You don’t need industry connections to do it. You need the right questions and a clear sense of what good answers sound like.

Before you reach out to anyone, it helps to know what you’re actually hiring for. Editing isn’t one job—it’s four, and they happen in a specific order. If you’re fuzzy on the difference between developmental, line, copy, and proofreading work, start with my guide to the four types of book editing, then come back here to vet your shortlist.

The Questions to Ask (and What Good Answers Sound Like)

The questions themselves are easy. Interpreting the answers is the real skill. So here’s both.

“What kind of edit do you think my book needs?”

A strong editor responds with curiosity: they ask to see pages, or ask about your goals, before naming a service. A weak one quotes you a package and a price before they’ve read a word. The first is diagnosing; the second is selling.

“Can I see a sample edit?”

This is the single most revealing question you can ask, so it gets its own section below. The short version: a reputable editor will almost always say yes.

“What’s your turnaround, and how do you schedule?”

You want an honest answer, not an impressively fast one. A thorough developmental edit of a full-length novel takes weeks, maybe even months, not days. An editor promising a complete structural edit in a long weekend isn’t offering a superpower; it could be that the first pass maybe more shallow than it could be.

“Who have you worked with, and what happened next?”

Ask for references, testimonials, or examples of past projects. You’re not only buying technical skill—you’re buying range: the ability to care about your sentences and your readers at the same time. Editors who can speak to both the craft and the publishing path are rarer, and worth more.

“What does your process actually look like?”

A clear answer—rounds, deliverables, an editorial letter, a call to walk through it—signals someone who’s done this many times. Vagueness here often shows up as vagueness in the work.

Red Flags Worth Walking Away From

Some of these sound obvious on the page. They still catch experienced, intelligent writers every week, usually because hope is louder than caution when it’s your book on the line.

• They guarantee an agent, a deal, or a bestseller. No one can promise outcomes that depend on the market, agents, and readers. An editor who does is selling hope, not editing.
• They seal the deal before seeing your pages. A real quote follows a real look at the actual work. A flat number sight-unseen usually means a one-size-fits-all pass.
• They won’t provide a sample, or get defensive when you ask. How someone handles a fair, professional question is a preview of how they’ll handle your manuscript and your notes.
• They critique only your prose, never your reader. A beautifully edited book aimed at no particular reader still disappears. Good editors think about where your book sits in the market, not just on the page.
• They love everything. An editor with no hard truths for you either hasn’t read closely or won’t say what they see. Reassurance feels nice; it doesn’t make the book better.
• The turnaround sounds too good to be true. Depth takes time. Suspiciously fast is suspiciously shallow.

Green Flags — What a Great Editor Actually Does

Vetting isn’t only about spotting trouble. Here’s what the right editor tends to do:

• Asks questions before quoting about your book, your goals, and your readers.
• Offers a sample edit and explains their reasoning, not just their marks.
• Is honest about what your book needs, even when it isn’t what you hoped to hear.
• Tells you when a project isn’t their specialty—and ideally points you toward someone who fits.
• Talks about both the craft and the path to readers.

What About Cost? How to Compare Quotes

Price matters, but the lowest number rarely wins. Editors charge per word, per hour, or per project, and rates climb with the depth of the work—a developmental edit costs more than a proofread because it asks far more of the editor. When you’re comparing quotes, make sure you’re comparing the same type of edit; a cheap “edit” that turns out to be a light proofread isn’t a bargain if your book needed structural work.

Be especially cautious of a flat price quoted before anyone has read your pages. A fair estimate follows a real look at the manuscript, because the same length can hide very different amounts of work. And whenever possible, ask for a small free, or larger paid, sample before committing to the full project—it’s the cheapest insurance you can buy.

The Sample Edit: Your Single Best Test

If you take one thing from this guide, take this: ask for a sample edit. Most reputable editors offer a few pages, sometimes for a small fee, and it tells you more than any résumé can. You’ll see whether they understand your voice or try to overwrite it, whether their notes are specific and useful or generic and vague, and whether working with them would feel like collaboration or correction.

An editor who refuses a sample outright is asking for significant trust with no evidence. You’re allowed to need evidence. This is your most personal work—you get to see how someone treats it before you commit.

If you’ve got an editor in front of you and you’re still unsure, or you’d like to see how I’d approach your pages, get in touch with Midnight Editors. I’m always glad to talk through where your book is and what it needs next.