2026 Reading Challenge

Join the Goodreads Author Program

Are you 30-Day Challenge, author of the books below?
Love Yourself by 30-Day Challenge 30-Day Car Sketching Challenge by 30-Day Challenge 30-Day Interior Car Sketching Challenge by 30-Day Challenge 30-Day Industrial Product Design Sketching Challenge by 30-Day Challenge


To join the author program as 30-Day Challenge, 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