Author bar not working for pages remixed in other libraries #remix


I'm remixing across libraries and ran into a problem with the author bar. The original page in the mathematics library has an author bar for Oscar Levin:
After remixing it in a text in the engineering library, the author bar is blank except for the words "Contributed by":
I'm not seeing an option for Oscar Levin in the engineering library's author list. Is there a way to add it, or should I just put the author in a Contributors section at the bottom of the page?

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