All members of the FTA Members GitHub team can write to the repo, but CODEOWNERS file is used to specify who is required to review pull requests for merges to the main branch.
To start contributring, create a new branch in the repository and add or edit your content. When you are ready to publish, create a pull request to merge your changes into the main branch. The pull request will automatically be assigned reviwers based on the CODEOWNERS file.