I have a page, let's called it "Artists", that displays a list of posts in a custom post type, again "artists".
How can I redirect pepole who visit the Artists page to the first post in the "artists" post type?
This is assuming that your page 'Artists' has an ID of 10, so change that as necessary.
You can also amend the
Finally, this needs to go right at the top of your page (before any output), otherwise you'll get an error about header information having already been output.