original_query: What positions did the individual hold while employed by Scientology at Gold Base?
query: What positions did Marc Headley hold while employed by Scientology at Gold Base?
answer: Marc Headley held multiple positions at Gold Base, primarily focused on the production of video and audio materials to disseminate Scientology's message.  He helped create scripts for videos introducing new members to Scientology, supervised large-scale public events, and reproduced thousands of copies of Hubbard's speeches.