2026 Reading Challenge

Join the Goodreads Author Program

Are you Jasper Caven, author of the books below?
Hungerstoffwechsel - Raus aus der Abnehmfalle by Jasper Caven Ernahrung Mit Plan by Jasper Caven Training mit Plan by Jasper Caven Das Turbo Stoffwechsel Rezeptbuch by Jasper Caven


To join the author program as Jasper Caven, 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