# Is "Devoted" by Dean Koontz a First Edition?

> **Quick answer.** A first edition of Devoted by Dean Koontz (Thomas & Mercer, 2020) is identified by: Copyright page states First edition; Thomas and Mercer (Amazon Publishing) does not use a traditional number line on this title, so do not expect one. US Thomas and Mercer hardcover of March 2020 is the true first.

**Checklist — a true first has these:**
- Copyright page states First edition
- Thomas and Mercer (Amazon Publishing) does not use a traditional number line on this title, so do not expect one
- Published March 31, 2020
- ISBN 978-1-5420-1950-7
- Koontz's first novel under his Thomas and Mercer deal
- Publisher imprint reads Thomas & Mercer
- Not a book-club edition (see below)

| | |
|---|---|
| Author | Dean Koontz |
| Publisher | Thomas & Mercer |
| Year | 2020 |
| True first | US edition |
| Format | Hardcover (trade) |
| Key point | Copyright page states First edition |
| Book-club edition exists? | No |

## Points of issue
Copyright page states First edition; Thomas and Mercer (Amazon Publishing) does not use a traditional number line on this title, so do not expect one. Published March 31, 2020; ISBN 978-1-5420-1950-7. Koontz's first novel under his Thomas and Mercer deal.

## Is this the true first?
US Thomas and Mercer hardcover of March 2020 is the true first. SST Publications in the UK issued a signed limited edition in 2021, after the trade first.

## Telling it from reprints & book-club editions
N/A; no book club edition is associated with this Amazon-published title.

## Source
New Mexico Literacy Project — Is *Devoted* by Dean Koontz a first edition? https://newmexicoliteracyproject.org/first-edition/devoted
CC BY 4.0. Part of the Canonical First-Edition Points of Issue dataset (https://newmexicoliteracyproject.org/api/first-edition-titles.json). Last reviewed 2026-07-04.