2026 Reading Challenge

Join the Goodreads Author Program

Are you Constantin Gillies, author of the books below?
Extraleben by Constantin Gillies Der Bug by Constantin Gillies Endboss by Constantin Gillies Retroland by Constantin Gillies Das Objekt by Constantin Gillies 00 by Constantin Gillies Wickelpedia. Alles, was man(n) übers Vaterwerden wissen muss. by Constantin Gillies Systemabsturz by Constantin Gillies Die letzte Mission by Constantin Gillies Die Macht mit uns. Star Wars und die Folgen by Constantin Gillies


To join the author program as Constantin Gillies, 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