# git reauthor > Change details about an author identity. Since this command rewrites the Git history, `--force` will be needed when pushing next time. > Part of `git-extras`. > More information: . - Change an author's email and name across the whole Git repository: `git reauthor --old-email {{old@example.com}} --correct-email {{new@example.com}} --correct-name "{{name}}"` - Change the email and name to the ones defined in the Git config: `git reauthor --old-email {{old@example.com}} --use-config` - Change the email and name of all commits, regardless of their original author: `git reauthor --all --correct-email {{name@example.com}} --correct-name {{name}}`