Hello,
This is my first post on this newly discovered website. I'm a big fan of Bradbury and would like to use one of his stories for a student film I hope to make. Does anyone know how I'd go about getting permission to do so? I would not be looking to make any money off of it, I just want permission to show it in student film festivals without breaking copyright laws or anything. Does anyone know what course of action I should take?

All help appreciated.
Thank You