Big Books of 2026

Join the Goodreads Author Program

Are you Clarence DeMar, author of the books below?
Marathon by Clarence DeMar Marathon by Clarence DeMar Marathon by Clarence De Mar


To join the author program as Clarence DeMar, you will first need to sign in to Goodreads. Then navigate back to this page to apply.


About the Author Program
Authors on Goodreads
Author Guidelines
Author Program How-To
Author & Advertisers Blog
Ask the Author: Featured Authors
About Goodreads