I participated in a similar project that was part of Everton.com when Genealogical Helper was still being published. Fortunately, there was a "moderator" who directed queries to persons with the "proper" expertise when no volunteer came forward. That moderator was quite good at her job as more than once I was ...
Would You Like A Genealogy Q&A Site? - Blog comment by anquestory - 4 Sep 2012