How can I include the identity of the deployment manager in the email step?

We wish to include this in the email so we have a point of contact for reference. Naturally one could connect to the Octo server and view the deployment history to manually discover this but it would be convenient to make the user available through a Predefined Variable: #(OctopusDeployUser).

If a variable does exist I failed to spot it in the Variables page:

Thanks for the suggestion Brad, we’ll add this to our next release.