Copyright is a field available on the RSS feed. You can set, update, or delete the content of this field by following the steps below.
1) Go to the desired Program.
2) go to the Program settings page.
3) Go to the Details page of Program settings.
4) From the bottom of the page, under the Advanced settings dropdown, find the Copyright field. Populate this field with your Author or Publisher name, or whatever you'd like present on your Copyright field.
5) Save changes in order to have this value written to your Program's RSS feed/s (any playlists under that program).